Home / 89,882.40-134,823.60-56,494.20

Finding the Fourth Proportional to 89,882.40, 134,823.60 and 56,494.20

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Solution

The fourth proportional to 89,882.40, 134,823.60 and 56,494.20 is: 84,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,882.40 : 134,823.60 = 56,494.20 : x
  2. Step 2: Convert to fraction form
    89,882.40/134,823.60 = 56,494.20/x
  3. Step 3: Cross multiply
    89,882.40x = 134,823.60 × 56,494.20
  4. Step 4: Simplify right side
    89,882.40x = 7,616,751,423.12
  5. Step 5: Solve for x
    x = 7,616,751,423.12/89,882.40
  6. Step 6: Final answer
    x = 84,741.30

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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.