Home / 63,670.20-95,505.30-56,781.15

Finding the Fourth Proportional to 63,670.20, 95,505.30 and 56,781.15

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Solution

The fourth proportional to 63,670.20, 95,505.30 and 56,781.15 is: 85,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,670.20 : 95,505.30 = 56,781.15 : x
  2. Step 2: Convert to fraction form
    63,670.20/95,505.30 = 56,781.15/x
  3. Step 3: Cross multiply
    63,670.20x = 95,505.30 × 56,781.15
  4. Step 4: Simplify right side
    63,670.20x = 5,422,900,765.10
  5. Step 5: Solve for x
    x = 5,422,900,765.10/63,670.20
  6. Step 6: Final answer
    x = 85,171.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.