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Finding the Fourth Proportional to 178,451.79, 267,702.44 and 60,156.96

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Solution

The fourth proportional to 178,451.79, 267,702.44 and 60,156.96 is: 90,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,451.79 : 267,702.44 = 60,156.96 : x
  2. Step 2: Convert to fraction form
    178,451.79/267,702.44 = 60,156.96/x
  3. Step 3: Cross multiply
    178,451.79x = 267,702.44 × 60,156.96
  4. Step 4: Simplify right side
    178,451.79x = 16,104,164,674.20
  5. Step 5: Solve for x
    x = 16,104,164,674.20/178,451.79
  6. Step 6: Final answer
    x = 90,243.78

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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.