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Finding the Fourth Proportional to 224,730.88, 337,144.98 and 66,972.04

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Solution

The fourth proportional to 224,730.88, 337,144.98 and 66,972.04 is: 100,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,730.88 : 337,144.98 = 66,972.04 : x
  2. Step 2: Convert to fraction form
    224,730.88/337,144.98 = 66,972.04/x
  3. Step 3: Cross multiply
    224,730.88x = 337,144.98 × 66,972.04
  4. Step 4: Simplify right side
    224,730.88x = 22,579,287,086.36
  5. Step 5: Solve for x
    x = 22,579,287,086.36/224,730.88
  6. Step 6: Final answer
    x = 100,472.56

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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.