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Finding the Fourth Proportional to 143,995.80, 198,710.37 and 80,331.96

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Solution

The fourth proportional to 143,995.80, 198,710.37 and 80,331.96 is: 110,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,995.80 : 198,710.37 = 80,331.96 : x
  2. Step 2: Convert to fraction form
    143,995.80/198,710.37 = 80,331.96/x
  3. Step 3: Cross multiply
    143,995.80x = 198,710.37 × 80,331.96
  4. Step 4: Simplify right side
    143,995.80x = 15,962,793,494.43
  5. Step 5: Solve for x
    x = 15,962,793,494.43/143,995.80
  6. Step 6: Final answer
    x = 110,855.97

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