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Finding the Fourth Proportional to 140,976.42, 194,529.47 and 80,550.97

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Solution

The fourth proportional to 140,976.42, 194,529.47 and 80,550.97 is: 111,150.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,976.42 : 194,529.47 = 80,550.97 : x
  2. Step 2: Convert to fraction form
    140,976.42/194,529.47 = 80,550.97/x
  3. Step 3: Cross multiply
    140,976.42x = 194,529.47 × 80,550.97
  4. Step 4: Simplify right side
    140,976.42x = 15,669,538,386.88
  5. Step 5: Solve for x
    x = 15,669,538,386.88/140,976.42
  6. Step 6: Final answer
    x = 111,150.07

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