Home / 162,347.81-243,546.01-57,148.25

Finding the Fourth Proportional to 162,347.81, 243,546.01 and 57,148.25

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Solution

The fourth proportional to 162,347.81, 243,546.01 and 57,148.25 is: 85,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,347.81 : 243,546.01 = 57,148.25 : x
  2. Step 2: Convert to fraction form
    162,347.81/243,546.01 = 57,148.25/x
  3. Step 3: Cross multiply
    162,347.81x = 243,546.01 × 57,148.25
  4. Step 4: Simplify right side
    162,347.81x = 13,918,226,905.38
  5. Step 5: Solve for x
    x = 13,918,226,905.38/162,347.81
  6. Step 6: Final answer
    x = 85,730.92

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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.