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Finding the Fourth Proportional to 177,755.22, 266,646.60 and 59,427

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Solution

The fourth proportional to 177,755.22, 266,646.60 and 59,427 is: 89,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,755.22 : 266,646.60 = 59,427 : x
  2. Step 2: Convert to fraction form
    177,755.22/266,646.60 = 59,427/x
  3. Step 3: Cross multiply
    177,755.22x = 266,646.60 × 59,427
  4. Step 4: Simplify right side
    177,755.22x = 15,846,007,498.20
  5. Step 5: Solve for x
    x = 15,846,007,498.20/177,755.22
  6. Step 6: Final answer
    x = 89,145.10

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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.