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Finding the Fourth Proportional to 178,495.30, 267,600.87 and 88,474.66

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Solution

The fourth proportional to 178,495.30, 267,600.87 and 88,474.66 is: 132,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,495.30 : 267,600.87 = 88,474.66 : x
  2. Step 2: Convert to fraction form
    178,495.30/267,600.87 = 88,474.66/x
  3. Step 3: Cross multiply
    178,495.30x = 267,600.87 × 88,474.66
  4. Step 4: Simplify right side
    178,495.30x = 23,675,895,988.95
  5. Step 5: Solve for x
    x = 23,675,895,988.95/178,495.30
  6. Step 6: Final answer
    x = 132,641.57

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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.