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Finding the Fourth Proportional to 172,996.52, 238,735.24 and 97,545.04

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Solution

The fourth proportional to 172,996.52, 238,735.24 and 97,545.04 is: 134,612.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,996.52 : 238,735.24 = 97,545.04 : x
  2. Step 2: Convert to fraction form
    172,996.52/238,735.24 = 97,545.04/x
  3. Step 3: Cross multiply
    172,996.52x = 238,735.24 × 97,545.04
  4. Step 4: Simplify right side
    172,996.52x = 23,287,438,535.21
  5. Step 5: Solve for x
    x = 23,287,438,535.21/172,996.52
  6. Step 6: Final answer
    x = 134,612.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.