Home / 77,324.22-115,789.41-50,949.02

Finding the Fourth Proportional to 77,324.22, 115,789.41 and 50,949.02

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Solution

The fourth proportional to 77,324.22, 115,789.41 and 50,949.02 is: 76,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,324.22 : 115,789.41 = 50,949.02 : x
  2. Step 2: Convert to fraction form
    77,324.22/115,789.41 = 50,949.02/x
  3. Step 3: Cross multiply
    77,324.22x = 115,789.41 × 50,949.02
  4. Step 4: Simplify right side
    77,324.22x = 5,899,356,965.88
  5. Step 5: Solve for x
    x = 5,899,356,965.88/77,324.22
  6. Step 6: Final answer
    x = 76,293.78

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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.