Home / 41,118.30-61,615.68-31,744.20

Finding the Fourth Proportional to 41,118.30, 61,615.68 and 31,744.20

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Solution

The fourth proportional to 41,118.30, 61,615.68 and 31,744.20 is: 47,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,118.30 : 61,615.68 = 31,744.20 : x
  2. Step 2: Convert to fraction form
    41,118.30/61,615.68 = 31,744.20/x
  3. Step 3: Cross multiply
    41,118.30x = 61,615.68 × 31,744.20
  4. Step 4: Simplify right side
    41,118.30x = 1,955,940,469.06
  5. Step 5: Solve for x
    x = 1,955,940,469.06/41,118.30
  6. Step 6: Final answer
    x = 47,568.61

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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.