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Finding the Fourth Proportional to 75,489.92, 104,205.12 and 50,330.24

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Solution

The fourth proportional to 75,489.92, 104,205.12 and 50,330.24 is: 69,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,489.92 : 104,205.12 = 50,330.24 : x
  2. Step 2: Convert to fraction form
    75,489.92/104,205.12 = 50,330.24/x
  3. Step 3: Cross multiply
    75,489.92x = 104,205.12 × 50,330.24
  4. Step 4: Simplify right side
    75,489.92x = 5,244,668,698.83
  5. Step 5: Solve for x
    x = 5,244,668,698.83/75,489.92
  6. Step 6: Final answer
    x = 69,475.09

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