Home / 224,720.38-337,129.17-66,961.54

Finding the Fourth Proportional to 224,720.38, 337,129.17 and 66,961.54

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Solution

The fourth proportional to 224,720.38, 337,129.17 and 66,961.54 is: 100,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,720.38 : 337,129.17 = 66,961.54 : x
  2. Step 2: Convert to fraction form
    224,720.38/337,129.17 = 66,961.54/x
  3. Step 3: Cross multiply
    224,720.38x = 337,129.17 × 66,961.54
  4. Step 4: Simplify right side
    224,720.38x = 22,574,688,402.12
  5. Step 5: Solve for x
    x = 22,574,688,402.12/224,720.38
  6. Step 6: Final answer
    x = 100,456.79

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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.