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Finding the Fourth Proportional to 238,463.18, 357,747.32 and 132,002.42

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Solution

The fourth proportional to 238,463.18, 357,747.32 and 132,002.42 is: 198,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,463.18 : 357,747.32 = 132,002.42 : x
  2. Step 2: Convert to fraction form
    238,463.18/357,747.32 = 132,002.42/x
  3. Step 3: Cross multiply
    238,463.18x = 357,747.32 × 132,002.42
  4. Step 4: Simplify right side
    238,463.18x = 47,223,512,542.11
  5. Step 5: Solve for x
    x = 47,223,512,542.11/238,463.18
  6. Step 6: Final answer
    x = 198,032.72

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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.