Home / 204,012.44-281,449.86-127,398.53

Finding the Fourth Proportional to 204,012.44, 281,449.86 and 127,398.53

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Solution

The fourth proportional to 204,012.44, 281,449.86 and 127,398.53 is: 175,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,012.44 : 281,449.86 = 127,398.53 : x
  2. Step 2: Convert to fraction form
    204,012.44/281,449.86 = 127,398.53/x
  3. Step 3: Cross multiply
    204,012.44x = 281,449.86 × 127,398.53
  4. Step 4: Simplify right side
    204,012.44x = 35,856,298,432.71
  5. Step 5: Solve for x
    x = 35,856,298,432.71/204,012.44
  6. Step 6: Final answer
    x = 175,755.45

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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.