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Finding the Fourth Proportional to 159,608.28, 239,392.92 and 41,269.70

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Solution

The fourth proportional to 159,608.28, 239,392.92 and 41,269.70 is: 61,899.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,608.28 : 239,392.92 = 41,269.70 : x
  2. Step 2: Convert to fraction form
    159,608.28/239,392.92 = 41,269.70/x
  3. Step 3: Cross multiply
    159,608.28x = 239,392.92 × 41,269.70
  4. Step 4: Simplify right side
    159,608.28x = 9,879,673,990.52
  5. Step 5: Solve for x
    x = 9,879,673,990.52/159,608.28
  6. Step 6: Final answer
    x = 61,899.51

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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.