Home / 58,112,145.60-87,168,218.40-49,154,193.60

Finding the Fourth Proportional to 58,112,145.60, 87,168,218.40 and 49,154,193.60

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Solution

The fourth proportional to 58,112,145.60, 87,168,218.40 and 49,154,193.60 is: 73,731,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,112,145.60 : 87,168,218.40 = 49,154,193.60 : x
  2. Step 2: Convert to fraction form
    58,112,145.60/87,168,218.40 = 49,154,193.60/x
  3. Step 3: Cross multiply
    58,112,145.60x = 87,168,218.40 × 49,154,193.60
  4. Step 4: Simplify right side
    58,112,145.60x = 4,284,683,483,000,682.50
  5. Step 5: Solve for x
    x = 4,284,683,483,000,682.50/58,112,145.60
  6. Step 6: Final answer
    x = 73,731,290.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.