Home / 204,149.21-281,735.28-113,514.48

Finding the Fourth Proportional to 204,149.21, 281,735.28 and 113,514.48

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Solution

The fourth proportional to 204,149.21, 281,735.28 and 113,514.48 is: 156,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,149.21 : 281,735.28 = 113,514.48 : x
  2. Step 2: Convert to fraction form
    204,149.21/281,735.28 = 113,514.48/x
  3. Step 3: Cross multiply
    204,149.21x = 281,735.28 × 113,514.48
  4. Step 4: Simplify right side
    204,149.21x = 31,981,033,806.85
  5. Step 5: Solve for x
    x = 31,981,033,806.85/204,149.21
  6. Step 6: Final answer
    x = 156,655.20

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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.