Home / 351,494.22-527,132.25-126,825.48

Finding the Fourth Proportional to 351,494.22, 527,132.25 and 126,825.48

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Solution

The fourth proportional to 351,494.22, 527,132.25 and 126,825.48 is: 190,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,494.22 : 527,132.25 = 126,825.48 : x
  2. Step 2: Convert to fraction form
    351,494.22/527,132.25 = 126,825.48/x
  3. Step 3: Cross multiply
    351,494.22x = 527,132.25 × 126,825.48
  4. Step 4: Simplify right side
    351,494.22x = 66,853,800,629.73
  5. Step 5: Solve for x
    x = 66,853,800,629.73/351,494.22
  6. Step 6: Final answer
    x = 190,198.86

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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.