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Finding the Fourth Proportional to 63,861.62, 88,129.03 and 35,567.30

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Solution

The fourth proportional to 63,861.62, 88,129.03 and 35,567.30 is: 49,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,861.62 : 88,129.03 = 35,567.30 : x
  2. Step 2: Convert to fraction form
    63,861.62/88,129.03 = 35,567.30/x
  3. Step 3: Cross multiply
    63,861.62x = 88,129.03 × 35,567.30
  4. Step 4: Simplify right side
    63,861.62x = 3,134,511,648.72
  5. Step 5: Solve for x
    x = 3,134,511,648.72/63,861.62
  6. Step 6: Final answer
    x = 49,082.87

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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.