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Finding the Fourth Proportional to 445,198.83, 667,805.58 and 125,358.42

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Solution

The fourth proportional to 445,198.83, 667,805.58 and 125,358.42 is: 188,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,198.83 : 667,805.58 = 125,358.42 : x
  2. Step 2: Convert to fraction form
    445,198.83/667,805.58 = 125,358.42/x
  3. Step 3: Cross multiply
    445,198.83x = 667,805.58 × 125,358.42
  4. Step 4: Simplify right side
    445,198.83x = 83,715,052,375.98
  5. Step 5: Solve for x
    x = 83,715,052,375.98/445,198.83
  6. Step 6: Final answer
    x = 188,039.70

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