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Finding the Fourth Proportional to 177,654.52, 266,619.96 and 123,997.92

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Solution

The fourth proportional to 177,654.52, 266,619.96 and 123,997.92 is: 186,093.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,654.52 : 266,619.96 = 123,997.92 : x
  2. Step 2: Convert to fraction form
    177,654.52/266,619.96 = 123,997.92/x
  3. Step 3: Cross multiply
    177,654.52x = 266,619.96 × 123,997.92
  4. Step 4: Simplify right side
    177,654.52x = 33,060,319,137.38
  5. Step 5: Solve for x
    x = 33,060,319,137.38/177,654.52
  6. Step 6: Final answer
    x = 186,093.32

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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.