Home / 76,716.28-115,092.52-24,125.76

Finding the Fourth Proportional to 76,716.28, 115,092.52 and 24,125.76

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Solution

The fourth proportional to 76,716.28, 115,092.52 and 24,125.76 is: 36,194.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,716.28 : 115,092.52 = 24,125.76 : x
  2. Step 2: Convert to fraction form
    76,716.28/115,092.52 = 24,125.76/x
  3. Step 3: Cross multiply
    76,716.28x = 115,092.52 × 24,125.76
  4. Step 4: Simplify right side
    76,716.28x = 2,776,694,515.32
  5. Step 5: Solve for x
    x = 2,776,694,515.32/76,716.28
  6. Step 6: Final answer
    x = 36,194.33

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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.