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Finding the Fourth Proportional to 63,260.68, 87,290.82 and 36,037.48

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Solution

The fourth proportional to 63,260.68, 87,290.82 and 36,037.48 is: 49,726.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,260.68 : 87,290.82 = 36,037.48 : x
  2. Step 2: Convert to fraction form
    63,260.68/87,290.82 = 36,037.48/x
  3. Step 3: Cross multiply
    63,260.68x = 87,290.82 × 36,037.48
  4. Step 4: Simplify right side
    63,260.68x = 3,145,741,179.93
  5. Step 5: Solve for x
    x = 3,145,741,179.93/63,260.68
  6. Step 6: Final answer
    x = 49,726.64

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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.