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Finding the Fourth Proportional to 63,983.92, 88,297.68 and 35,687.92

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Solution

The fourth proportional to 63,983.92, 88,297.68 and 35,687.92 is: 49,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,983.92 : 88,297.68 = 35,687.92 : x
  2. Step 2: Convert to fraction form
    63,983.92/88,297.68 = 35,687.92/x
  3. Step 3: Cross multiply
    63,983.92x = 88,297.68 × 35,687.92
  4. Step 4: Simplify right side
    63,983.92x = 3,151,160,540.03
  5. Step 5: Solve for x
    x = 3,151,160,540.03/63,983.92
  6. Step 6: Final answer
    x = 49,249.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.