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Finding the Fourth Proportional to 267,337.31, 368,930.03 and 146,490.38

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Solution

The fourth proportional to 267,337.31, 368,930.03 and 146,490.38 is: 202,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,337.31 : 368,930.03 = 146,490.38 : x
  2. Step 2: Convert to fraction form
    267,337.31/368,930.03 = 146,490.38/x
  3. Step 3: Cross multiply
    267,337.31x = 368,930.03 × 146,490.38
  4. Step 4: Simplify right side
    267,337.31x = 54,044,697,711.01
  5. Step 5: Solve for x
    x = 54,044,697,711.01/267,337.31
  6. Step 6: Final answer
    x = 202,159.21

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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.