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Finding the Fourth Proportional to 63,902.66, 95,859.38 and 17,158.10

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Solution

The fourth proportional to 63,902.66, 95,859.38 and 17,158.10 is: 25,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,902.66 : 95,859.38 = 17,158.10 : x
  2. Step 2: Convert to fraction form
    63,902.66/95,859.38 = 17,158.10/x
  3. Step 3: Cross multiply
    63,902.66x = 95,859.38 × 17,158.10
  4. Step 4: Simplify right side
    63,902.66x = 1,644,764,391.58
  5. Step 5: Solve for x
    x = 1,644,764,391.58/63,902.66
  6. Step 6: Final answer
    x = 25,738.59

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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.