Home / 204,161.58-281,755.71-113,537.79

Finding the Fourth Proportional to 204,161.58, 281,755.71 and 113,537.79

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Solution

The fourth proportional to 204,161.58, 281,755.71 and 113,537.79 is: 156,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,161.58 : 281,755.71 = 113,537.79 : x
  2. Step 2: Convert to fraction form
    204,161.58/281,755.71 = 113,537.79/x
  3. Step 3: Cross multiply
    204,161.58x = 281,755.71 × 113,537.79
  4. Step 4: Simplify right side
    204,161.58x = 31,989,920,633.28
  5. Step 5: Solve for x
    x = 31,989,920,633.28/204,161.58
  6. Step 6: Final answer
    x = 156,689.23

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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.