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Finding the Fourth Proportional to 140,774.87, 194,272.46 and 80,344.31

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Solution

The fourth proportional to 140,774.87, 194,272.46 and 80,344.31 is: 110,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,774.87 : 194,272.46 = 80,344.31 : x
  2. Step 2: Convert to fraction form
    140,774.87/194,272.46 = 80,344.31/x
  3. Step 3: Cross multiply
    140,774.87x = 194,272.46 × 80,344.31
  4. Step 4: Simplify right side
    140,774.87x = 15,608,686,017.86
  5. Step 5: Solve for x
    x = 15,608,686,017.86/140,774.87
  6. Step 6: Final answer
    x = 110,876.93

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