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Finding the Fourth Proportional to 132,000.30, 198,000.45 and 65,450.70

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Solution

The fourth proportional to 132,000.30, 198,000.45 and 65,450.70 is: 98,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000.30 : 198,000.45 = 65,450.70 : x
  2. Step 2: Convert to fraction form
    132,000.30/198,000.45 = 65,450.70/x
  3. Step 3: Cross multiply
    132,000.30x = 198,000.45 × 65,450.70
  4. Step 4: Simplify right side
    132,000.30x = 12,959,268,052.82
  5. Step 5: Solve for x
    x = 12,959,268,052.82/132,000.30
  6. Step 6: Final answer
    x = 98,176.05

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