Home / 95,161.25-142,754.13-31,954.20

Finding the Fourth Proportional to 95,161.25, 142,754.13 and 31,954.20

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Solution

The fourth proportional to 95,161.25, 142,754.13 and 31,954.20 is: 47,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,161.25 : 142,754.13 = 31,954.20 : x
  2. Step 2: Convert to fraction form
    95,161.25/142,754.13 = 31,954.20/x
  3. Step 3: Cross multiply
    95,161.25x = 142,754.13 × 31,954.20
  4. Step 4: Simplify right side
    95,161.25x = 4,561,594,020.85
  5. Step 5: Solve for x
    x = 4,561,594,020.85/95,161.25
  6. Step 6: Final answer
    x = 47,935.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.