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Finding the Fourth Proportional to 224,782.41, 337,099.50 and 74,981.43

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Solution

The fourth proportional to 224,782.41, 337,099.50 and 74,981.43 is: 112,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,782.41 : 337,099.50 = 74,981.43 : x
  2. Step 2: Convert to fraction form
    224,782.41/337,099.50 = 74,981.43/x
  3. Step 3: Cross multiply
    224,782.41x = 337,099.50 × 74,981.43
  4. Step 4: Simplify right side
    224,782.41x = 25,276,202,562.29
  5. Step 5: Solve for x
    x = 25,276,202,562.29/224,782.41
  6. Step 6: Final answer
    x = 112,447.42

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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.