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Finding the Fourth Proportional to 159,542.66, 239,314.77 and 41,205.80

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Solution

The fourth proportional to 159,542.66, 239,314.77 and 41,205.80 is: 61,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,542.66 : 239,314.77 = 41,205.80 : x
  2. Step 2: Convert to fraction form
    159,542.66/239,314.77 = 41,205.80/x
  3. Step 3: Cross multiply
    159,542.66x = 239,314.77 × 41,205.80
  4. Step 4: Simplify right side
    159,542.66x = 9,861,156,549.67
  5. Step 5: Solve for x
    x = 9,861,156,549.67/159,542.66
  6. Step 6: Final answer
    x = 61,808.90

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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.