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Finding the Fourth Proportional to 63,909.66, 88,195.95 and 35,230.38

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Solution

The fourth proportional to 63,909.66, 88,195.95 and 35,230.38 is: 48,618.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,909.66 : 88,195.95 = 35,230.38 : x
  2. Step 2: Convert to fraction form
    63,909.66/88,195.95 = 35,230.38/x
  3. Step 3: Cross multiply
    63,909.66x = 88,195.95 × 35,230.38
  4. Step 4: Simplify right side
    63,909.66x = 3,107,176,832.96
  5. Step 5: Solve for x
    x = 3,107,176,832.96/63,909.66
  6. Step 6: Final answer
    x = 48,618.27

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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.