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Finding the Fourth Proportional to 221,796.80, 332,695.20 and 88,697.60

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Solution

The fourth proportional to 221,796.80, 332,695.20 and 88,697.60 is: 133,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,796.80 : 332,695.20 = 88,697.60 : x
  2. Step 2: Convert to fraction form
    221,796.80/332,695.20 = 88,697.60/x
  3. Step 3: Cross multiply
    221,796.80x = 332,695.20 × 88,697.60
  4. Step 4: Simplify right side
    221,796.80x = 29,509,265,771.52
  5. Step 5: Solve for x
    x = 29,509,265,771.52/221,796.80
  6. Step 6: Final answer
    x = 133,046.40

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