Home / 79,817.26-110,144.40-43,517.92

Finding the Fourth Proportional to 79,817.26, 110,144.40 and 43,517.92

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Solution

The fourth proportional to 79,817.26, 110,144.40 and 43,517.92 is: 60,052.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,817.26 : 110,144.40 = 43,517.92 : x
  2. Step 2: Convert to fraction form
    79,817.26/110,144.40 = 43,517.92/x
  3. Step 3: Cross multiply
    79,817.26x = 110,144.40 × 43,517.92
  4. Step 4: Simplify right side
    79,817.26x = 4,793,255,187.65
  5. Step 5: Solve for x
    x = 4,793,255,187.65/79,817.26
  6. Step 6: Final answer
    x = 60,052.87

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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.