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Finding the Fourth Proportional to 63,613.26, 87,788.75 and 35,324.28

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Solution

The fourth proportional to 63,613.26, 87,788.75 and 35,324.28 is: 48,748.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,613.26 : 87,788.75 = 35,324.28 : x
  2. Step 2: Convert to fraction form
    63,613.26/87,788.75 = 35,324.28/x
  3. Step 3: Cross multiply
    63,613.26x = 87,788.75 × 35,324.28
  4. Step 4: Simplify right side
    63,613.26x = 3,101,074,209.23
  5. Step 5: Solve for x
    x = 3,101,074,209.23/63,613.26
  6. Step 6: Final answer
    x = 48,748.86

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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.