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Finding the Fourth Proportional to 224,755.31, 337,020.10 and 74,942.57

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Solution

The fourth proportional to 224,755.31, 337,020.10 and 74,942.57 is: 112,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,755.31 : 337,020.10 = 74,942.57 : x
  2. Step 2: Convert to fraction form
    224,755.31/337,020.10 = 74,942.57/x
  3. Step 3: Cross multiply
    224,755.31x = 337,020.10 × 74,942.57
  4. Step 4: Simplify right side
    224,755.31x = 25,257,152,435.66
  5. Step 5: Solve for x
    x = 25,257,152,435.66/224,755.31
  6. Step 6: Final answer
    x = 112,376.22

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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.