Home / 204,253.22-281,671.53-136,272.96

Finding the Fourth Proportional to 204,253.22, 281,671.53 and 136,272.96

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Solution

The fourth proportional to 204,253.22, 281,671.53 and 136,272.96 is: 187,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,253.22 : 281,671.53 = 136,272.96 : x
  2. Step 2: Convert to fraction form
    204,253.22/281,671.53 = 136,272.96/x
  3. Step 3: Cross multiply
    204,253.22x = 281,671.53 × 136,272.96
  4. Step 4: Simplify right side
    204,253.22x = 38,384,213,140.83
  5. Step 5: Solve for x
    x = 38,384,213,140.83/204,253.22
  6. Step 6: Final answer
    x = 187,924.65

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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.