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Finding the Fourth Proportional to 131,119.20, 196,678.80 and 116,344.80

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Solution

The fourth proportional to 131,119.20, 196,678.80 and 116,344.80 is: 174,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,119.20 : 196,678.80 = 116,344.80 : x
  2. Step 2: Convert to fraction form
    131,119.20/196,678.80 = 116,344.80/x
  3. Step 3: Cross multiply
    131,119.20x = 196,678.80 × 116,344.80
  4. Step 4: Simplify right side
    131,119.20x = 22,882,555,650.24
  5. Step 5: Solve for x
    x = 22,882,555,650.24/131,119.20
  6. Step 6: Final answer
    x = 174,517.20

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