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Finding the Fourth Proportional to 159,644.08, 239,559.48 and 88,626.52

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Solution

The fourth proportional to 159,644.08, 239,559.48 and 88,626.52 is: 132,991.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,644.08 : 239,559.48 = 88,626.52 : x
  2. Step 2: Convert to fraction form
    159,644.08/239,559.48 = 88,626.52/x
  3. Step 3: Cross multiply
    159,644.08x = 239,559.48 × 88,626.52
  4. Step 4: Simplify right side
    159,644.08x = 21,231,323,045.41
  5. Step 5: Solve for x
    x = 21,231,323,045.41/159,644.08
  6. Step 6: Final answer
    x = 132,991.61

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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.