Home / 83,839.56-125,757.51-39,441.71

Finding the Fourth Proportional to 83,839.56, 125,757.51 and 39,441.71

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Solution

The fourth proportional to 83,839.56, 125,757.51 and 39,441.71 is: 59,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,839.56 : 125,757.51 = 39,441.71 : x
  2. Step 2: Convert to fraction form
    83,839.56/125,757.51 = 39,441.71/x
  3. Step 3: Cross multiply
    83,839.56x = 125,757.51 × 39,441.71
  4. Step 4: Simplify right side
    83,839.56x = 4,960,090,610.95
  5. Step 5: Solve for x
    x = 4,960,090,610.95/83,839.56
  6. Step 6: Final answer
    x = 59,161.70

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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.