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Finding the Fourth Proportional to 192,080.80, 288,380.40 and 122,096.80

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Solution

The fourth proportional to 192,080.80, 288,380.40 and 122,096.80 is: 183,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,080.80 : 288,380.40 = 122,096.80 : x
  2. Step 2: Convert to fraction form
    192,080.80/288,380.40 = 122,096.80/x
  3. Step 3: Cross multiply
    192,080.80x = 288,380.40 × 122,096.80
  4. Step 4: Simplify right side
    192,080.80x = 35,210,324,022.72
  5. Step 5: Solve for x
    x = 35,210,324,022.72/192,080.80
  6. Step 6: Final answer
    x = 183,309.96

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