Home / 73,414.20-110,120.68-43,634.82

Finding the Fourth Proportional to 73,414.20, 110,120.68 and 43,634.82

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Solution

The fourth proportional to 73,414.20, 110,120.68 and 43,634.82 is: 65,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,414.20 : 110,120.68 = 43,634.82 : x
  2. Step 2: Convert to fraction form
    73,414.20/110,120.68 = 43,634.82/x
  3. Step 3: Cross multiply
    73,414.20x = 110,120.68 × 43,634.82
  4. Step 4: Simplify right side
    73,414.20x = 4,805,096,050.08
  5. Step 5: Solve for x
    x = 4,805,096,050.08/73,414.20
  6. Step 6: Final answer
    x = 65,451.86

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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.