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Finding the Fourth Proportional to 224,712.10, 337,114.95 and 74,998.90

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Solution

The fourth proportional to 224,712.10, 337,114.95 and 74,998.90 is: 112,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,712.10 : 337,114.95 = 74,998.90 : x
  2. Step 2: Convert to fraction form
    224,712.10/337,114.95 = 74,998.90/x
  3. Step 3: Cross multiply
    224,712.10x = 337,114.95 × 74,998.90
  4. Step 4: Simplify right side
    224,712.10x = 25,283,250,423.56
  5. Step 5: Solve for x
    x = 25,283,250,423.56/224,712.10
  6. Step 6: Final answer
    x = 112,513.97

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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.