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Finding the Fourth Proportional to 159,371.27, 239,082.84 and 47,062.83

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Solution

The fourth proportional to 159,371.27, 239,082.84 and 47,062.83 is: 70,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,371.27 : 239,082.84 = 47,062.83 : x
  2. Step 2: Convert to fraction form
    159,371.27/239,082.84 = 47,062.83/x
  3. Step 3: Cross multiply
    159,371.27x = 239,082.84 × 47,062.83
  4. Step 4: Simplify right side
    159,371.27x = 11,251,915,054.84
  5. Step 5: Solve for x
    x = 11,251,915,054.84/159,371.27
  6. Step 6: Final answer
    x = 70,601.91

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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.