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Finding the Fourth Proportional to 63,863.16, 88,133.90 and 35,568.85

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Solution

The fourth proportional to 63,863.16, 88,133.90 and 35,568.85 is: 49,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,863.16 : 88,133.90 = 35,568.85 : x
  2. Step 2: Convert to fraction form
    63,863.16/88,133.90 = 35,568.85/x
  3. Step 3: Cross multiply
    63,863.16x = 88,133.90 × 35,568.85
  4. Step 4: Simplify right side
    63,863.16x = 3,134,821,070.84
  5. Step 5: Solve for x
    x = 3,134,821,070.84/63,863.16
  6. Step 6: Final answer
    x = 49,086.53

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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.