Home / 76,560.78-114,691.41-50,185.02

Finding the Fourth Proportional to 76,560.78, 114,691.41 and 50,185.02

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Solution

The fourth proportional to 76,560.78, 114,691.41 and 50,185.02 is: 75,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,560.78 : 114,691.41 = 50,185.02 : x
  2. Step 2: Convert to fraction form
    76,560.78/114,691.41 = 50,185.02/x
  3. Step 3: Cross multiply
    76,560.78x = 114,691.41 × 50,185.02
  4. Step 4: Simplify right side
    76,560.78x = 5,755,790,704.68
  5. Step 5: Solve for x
    x = 5,755,790,704.68/76,560.78
  6. Step 6: Final answer
    x = 75,179.36

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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.