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Finding the Fourth Proportional to 159,213.87, 238,813.02 and 59,366.28

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Solution

The fourth proportional to 159,213.87, 238,813.02 and 59,366.28 is: 89,046.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,213.87 : 238,813.02 = 59,366.28 : x
  2. Step 2: Convert to fraction form
    159,213.87/238,813.02 = 59,366.28/x
  3. Step 3: Cross multiply
    159,213.87x = 238,813.02 × 59,366.28
  4. Step 4: Simplify right side
    159,213.87x = 14,177,440,612.97
  5. Step 5: Solve for x
    x = 14,177,440,612.97/159,213.87
  6. Step 6: Final answer
    x = 89,046.52

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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.