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Finding the Fourth Proportional to 218,770.80, 327,637.80 and 148,268.40

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Solution

The fourth proportional to 218,770.80, 327,637.80 and 148,268.40 is: 222,051.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,770.80 : 327,637.80 = 148,268.40 : x
  2. Step 2: Convert to fraction form
    218,770.80/327,637.80 = 148,268.40/x
  3. Step 3: Cross multiply
    218,770.80x = 327,637.80 × 148,268.40
  4. Step 4: Simplify right side
    218,770.80x = 48,578,332,385.52
  5. Step 5: Solve for x
    x = 48,578,332,385.52/218,770.80
  6. Step 6: Final answer
    x = 222,051.26

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