Home / 204,144.88-281,775.36-132,520.72

Finding the Fourth Proportional to 204,144.88, 281,775.36 and 132,520.72

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Solution

The fourth proportional to 204,144.88, 281,775.36 and 132,520.72 is: 182,914.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,144.88 : 281,775.36 = 132,520.72 : x
  2. Step 2: Convert to fraction form
    204,144.88/281,775.36 = 132,520.72/x
  3. Step 3: Cross multiply
    204,144.88x = 281,775.36 × 132,520.72
  4. Step 4: Simplify right side
    204,144.88x = 37,341,073,585.46
  5. Step 5: Solve for x
    x = 37,341,073,585.46/204,144.88
  6. Step 6: Final answer
    x = 182,914.57

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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.