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Finding the Fourth Proportional to 132,226.70, 198,319.80 and 43,480.40

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Solution

The fourth proportional to 132,226.70, 198,319.80 and 43,480.40 is: 65,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,226.70 : 198,319.80 = 43,480.40 : x
  2. Step 2: Convert to fraction form
    132,226.70/198,319.80 = 43,480.40/x
  3. Step 3: Cross multiply
    132,226.70x = 198,319.80 × 43,480.40
  4. Step 4: Simplify right side
    132,226.70x = 8,623,024,231.92
  5. Step 5: Solve for x
    x = 8,623,024,231.92/132,226.70
  6. Step 6: Final answer
    x = 65,213.94

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