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Finding the Fourth Proportional to 224,897.31, 337,455.92 and 98,520.30

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Solution

The fourth proportional to 224,897.31, 337,455.92 and 98,520.30 is: 147,828.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,897.31 : 337,455.92 = 98,520.30 : x
  2. Step 2: Convert to fraction form
    224,897.31/337,455.92 = 98,520.30/x
  3. Step 3: Cross multiply
    224,897.31x = 337,455.92 × 98,520.30
  4. Step 4: Simplify right side
    224,897.31x = 33,246,258,721.48
  5. Step 5: Solve for x
    x = 33,246,258,721.48/224,897.31
  6. Step 6: Final answer
    x = 147,828.62

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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.