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Finding the Fourth Proportional to 63,805.38, 88,049.96 and 35,513.70

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Solution

The fourth proportional to 63,805.38, 88,049.96 and 35,513.70 is: 49,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,805.38 : 88,049.96 = 35,513.70 : x
  2. Step 2: Convert to fraction form
    63,805.38/88,049.96 = 35,513.70/x
  3. Step 3: Cross multiply
    63,805.38x = 88,049.96 × 35,513.70
  4. Step 4: Simplify right side
    63,805.38x = 3,126,979,864.45
  5. Step 5: Solve for x
    x = 3,126,979,864.45/63,805.38
  6. Step 6: Final answer
    x = 49,008.09

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1.5x scale

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.