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Finding the Fourth Proportional to 141,692.80, 195,543.31 and 80,443.29

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Solution

The fourth proportional to 141,692.80, 195,543.31 and 80,443.29 is: 111,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,692.80 : 195,543.31 = 80,443.29 : x
  2. Step 2: Convert to fraction form
    141,692.80/195,543.31 = 80,443.29/x
  3. Step 3: Cross multiply
    141,692.80x = 195,543.31 × 80,443.29
  4. Step 4: Simplify right side
    141,692.80x = 15,730,146,000.76
  5. Step 5: Solve for x
    x = 15,730,146,000.76/141,692.80
  6. Step 6: Final answer
    x = 111,015.84

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