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Finding the Fourth Proportional to 148,891.12, 205,471.02 and 80,908.08

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Solution

The fourth proportional to 148,891.12, 205,471.02 and 80,908.08 is: 111,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,891.12 : 205,471.02 = 80,908.08 : x
  2. Step 2: Convert to fraction form
    148,891.12/205,471.02 = 80,908.08/x
  3. Step 3: Cross multiply
    148,891.12x = 205,471.02 × 80,908.08
  4. Step 4: Simplify right side
    148,891.12x = 16,624,265,723.84
  5. Step 5: Solve for x
    x = 16,624,265,723.84/148,891.12
  6. Step 6: Final answer
    x = 111,653.84

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