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Finding the Fourth Proportional to 159,373.17, 239,085.09 and 52,761

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Solution

The fourth proportional to 159,373.17, 239,085.09 and 52,761 is: 79,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,373.17 : 239,085.09 = 52,761 : x
  2. Step 2: Convert to fraction form
    159,373.17/239,085.09 = 52,761/x
  3. Step 3: Cross multiply
    159,373.17x = 239,085.09 × 52,761
  4. Step 4: Simplify right side
    159,373.17x = 12,614,368,433.49
  5. Step 5: Solve for x
    x = 12,614,368,433.49/159,373.17
  6. Step 6: Final answer
    x = 79,149.89

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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.