Home / 231,943.62-319,892.38-163,260.44

Finding the Fourth Proportional to 231,943.62, 319,892.38 and 163,260.44

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Solution

The fourth proportional to 231,943.62, 319,892.38 and 163,260.44 is: 225,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,943.62 : 319,892.38 = 163,260.44 : x
  2. Step 2: Convert to fraction form
    231,943.62/319,892.38 = 163,260.44/x
  3. Step 3: Cross multiply
    231,943.62x = 319,892.38 × 163,260.44
  4. Step 4: Simplify right side
    231,943.62x = 52,225,770,711.45
  5. Step 5: Solve for x
    x = 52,225,770,711.45/231,943.62
  6. Step 6: Final answer
    x = 225,165.80

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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.