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Finding the Fourth Proportional to 178,466.67, 267,724.71 and 60,171.84

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Solution

The fourth proportional to 178,466.67, 267,724.71 and 60,171.84 is: 90,266.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,466.67 : 267,724.71 = 60,171.84 : x
  2. Step 2: Convert to fraction form
    178,466.67/267,724.71 = 60,171.84/x
  3. Step 3: Cross multiply
    178,466.67x = 267,724.71 × 60,171.84
  4. Step 4: Simplify right side
    178,466.67x = 16,109,488,414.17
  5. Step 5: Solve for x
    x = 16,109,488,414.17/178,466.67
  6. Step 6: Final answer
    x = 90,266.09

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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.