Home / 63,769.89-95,613.81-30,489.21

Finding the Fourth Proportional to 63,769.89, 95,613.81 and 30,489.21

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Solution

The fourth proportional to 63,769.89, 95,613.81 and 30,489.21 is: 45,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769.89 : 95,613.81 = 30,489.21 : x
  2. Step 2: Convert to fraction form
    63,769.89/95,613.81 = 30,489.21/x
  3. Step 3: Cross multiply
    63,769.89x = 95,613.81 × 30,489.21
  4. Step 4: Simplify right side
    63,769.89x = 2,915,189,531.99
  5. Step 5: Solve for x
    x = 2,915,189,531.99/63,769.89
  6. Step 6: Final answer
    x = 45,714.20

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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.