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Finding the Fourth Proportional to 159,591.44, 239,385.72 and 61,095.44

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Solution

The fourth proportional to 159,591.44, 239,385.72 and 61,095.44 is: 91,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,591.44 : 239,385.72 = 61,095.44 : x
  2. Step 2: Convert to fraction form
    159,591.44/239,385.72 = 61,095.44/x
  3. Step 3: Cross multiply
    159,591.44x = 239,385.72 × 61,095.44
  4. Step 4: Simplify right side
    159,591.44x = 14,625,375,893.12
  5. Step 5: Solve for x
    x = 14,625,375,893.12/159,591.44
  6. Step 6: Final answer
    x = 91,642.61

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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.