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Finding the Fourth Proportional to 63,801.38, 88,049.36 and 35,507.68

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Solution

The fourth proportional to 63,801.38, 88,049.36 and 35,507.68 is: 49,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801.38 : 88,049.36 = 35,507.68 : x
  2. Step 2: Convert to fraction form
    63,801.38/88,049.36 = 35,507.68/x
  3. Step 3: Cross multiply
    63,801.38x = 88,049.36 × 35,507.68
  4. Step 4: Simplify right side
    63,801.38x = 3,126,428,499.08
  5. Step 5: Solve for x
    x = 3,126,428,499.08/63,801.38
  6. Step 6: Final answer
    x = 49,002.52

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Double scale
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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.