Home / 79,716.33-119,591.36-26,405.29

Finding the Fourth Proportional to 79,716.33, 119,591.36 and 26,405.29

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Solution

The fourth proportional to 79,716.33, 119,591.36 and 26,405.29 is: 39,613.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,716.33 : 119,591.36 = 26,405.29 : x
  2. Step 2: Convert to fraction form
    79,716.33/119,591.36 = 26,405.29/x
  3. Step 3: Cross multiply
    79,716.33x = 119,591.36 × 26,405.29
  4. Step 4: Simplify right side
    79,716.33x = 3,157,844,757.80
  5. Step 5: Solve for x
    x = 3,157,844,757.80/79,716.33
  6. Step 6: Final answer
    x = 39,613.52

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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.