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Finding the Fourth Proportional to 178,249.60, 267,364.56 and 59,908.72

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Solution

The fourth proportional to 178,249.60, 267,364.56 and 59,908.72 is: 89,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,249.60 : 267,364.56 = 59,908.72 : x
  2. Step 2: Convert to fraction form
    178,249.60/267,364.56 = 59,908.72/x
  3. Step 3: Cross multiply
    178,249.60x = 267,364.56 × 59,908.72
  4. Step 4: Simplify right side
    178,249.60x = 16,017,468,562.96
  5. Step 5: Solve for x
    x = 16,017,468,562.96/178,249.60
  6. Step 6: Final answer
    x = 89,859.77

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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.