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Finding the Fourth Proportional to 132,697.09, 198,868.30 and 48,378.05

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Solution

The fourth proportional to 132,697.09, 198,868.30 and 48,378.05 is: 72,502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,697.09 : 198,868.30 = 48,378.05 : x
  2. Step 2: Convert to fraction form
    132,697.09/198,868.30 = 48,378.05/x
  3. Step 3: Cross multiply
    132,697.09x = 198,868.30 × 48,378.05
  4. Step 4: Simplify right side
    132,697.09x = 9,620,860,191.28
  5. Step 5: Solve for x
    x = 9,620,860,191.28/132,697.09
  6. Step 6: Final answer
    x = 72,502.42

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