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Finding the Fourth Proportional to 178,661.90, 267,806.37 and 60,292.46

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Solution

The fourth proportional to 178,661.90, 267,806.37 and 60,292.46 is: 90,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,661.90 : 267,806.37 = 60,292.46 : x
  2. Step 2: Convert to fraction form
    178,661.90/267,806.37 = 60,292.46/x
  3. Step 3: Cross multiply
    178,661.90x = 267,806.37 × 60,292.46
  4. Step 4: Simplify right side
    178,661.90x = 16,146,704,850.97
  5. Step 5: Solve for x
    x = 16,146,704,850.97/178,661.90
  6. Step 6: Final answer
    x = 90,375.76

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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.