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Finding the Fourth Proportional to 192,757.48, 266,126.06 and 123,874.88

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Solution

The fourth proportional to 192,757.48, 266,126.06 and 123,874.88 is: 171,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,757.48 : 266,126.06 = 123,874.88 : x
  2. Step 2: Convert to fraction form
    192,757.48/266,126.06 = 123,874.88/x
  3. Step 3: Cross multiply
    192,757.48x = 266,126.06 × 123,874.88
  4. Step 4: Simplify right side
    192,757.48x = 32,966,332,726.43
  5. Step 5: Solve for x
    x = 32,966,332,726.43/192,757.48
  6. Step 6: Final answer
    x = 171,024.92

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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.