Home / 79,747.89-119,645.22-23,589.48

Finding the Fourth Proportional to 79,747.89, 119,645.22 and 23,589.48

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Solution

The fourth proportional to 79,747.89, 119,645.22 and 23,589.48 is: 35,391.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,747.89 : 119,645.22 = 23,589.48 : x
  2. Step 2: Convert to fraction form
    79,747.89/119,645.22 = 23,589.48/x
  3. Step 3: Cross multiply
    79,747.89x = 119,645.22 × 23,589.48
  4. Step 4: Simplify right side
    79,747.89x = 2,822,367,926.06
  5. Step 5: Solve for x
    x = 2,822,367,926.06/79,747.89
  6. Step 6: Final answer
    x = 35,391.13

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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.