Home / 231,640.22-319,498.44-141,001.97

Finding the Fourth Proportional to 231,640.22, 319,498.44 and 141,001.97

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Solution

The fourth proportional to 231,640.22, 319,498.44 and 141,001.97 is: 194,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,640.22 : 319,498.44 = 141,001.97 : x
  2. Step 2: Convert to fraction form
    231,640.22/319,498.44 = 141,001.97/x
  3. Step 3: Cross multiply
    231,640.22x = 319,498.44 × 141,001.97
  4. Step 4: Simplify right side
    231,640.22x = 45,049,907,854.43
  5. Step 5: Solve for x
    x = 45,049,907,854.43/231,640.22
  6. Step 6: Final answer
    x = 194,482.24

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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.