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Finding the Fourth Proportional to 178,466.68, 267,724.71 and 60,171.85

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Solution

The fourth proportional to 178,466.68, 267,724.71 and 60,171.85 is: 90,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,466.68 : 267,724.71 = 60,171.85 : x
  2. Step 2: Convert to fraction form
    178,466.68/267,724.71 = 60,171.85/x
  3. Step 3: Cross multiply
    178,466.68x = 267,724.71 × 60,171.85
  4. Step 4: Simplify right side
    178,466.68x = 16,109,491,091.41
  5. Step 5: Solve for x
    x = 16,109,491,091.41/178,466.68
  6. Step 6: Final answer
    x = 90,266.10

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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.