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Finding the Fourth Proportional to 118,793.76, 163,934.90 and 65,082.12

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Solution

The fourth proportional to 118,793.76, 163,934.90 and 65,082.12 is: 89,813.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,793.76 : 163,934.90 = 65,082.12 : x
  2. Step 2: Convert to fraction form
    118,793.76/163,934.90 = 65,082.12/x
  3. Step 3: Cross multiply
    118,793.76x = 163,934.90 × 65,082.12
  4. Step 4: Simplify right side
    118,793.76x = 10,669,230,833.99
  5. Step 5: Solve for x
    x = 10,669,230,833.99/118,793.76
  6. Step 6: Final answer
    x = 89,813.06

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