Home / 80,771.26-121,176.06-25,367.26

Finding the Fourth Proportional to 80,771.26, 121,176.06 and 25,367.26

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Solution

The fourth proportional to 80,771.26, 121,176.06 and 25,367.26 is: 38,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,771.26 : 121,176.06 = 25,367.26 : x
  2. Step 2: Convert to fraction form
    80,771.26/121,176.06 = 25,367.26/x
  3. Step 3: Cross multiply
    80,771.26x = 121,176.06 × 25,367.26
  4. Step 4: Simplify right side
    80,771.26x = 3,073,904,619.80
  5. Step 5: Solve for x
    x = 3,073,904,619.80/80,771.26
  6. Step 6: Final answer
    x = 38,056.91

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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.