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Finding the Fourth Proportional to 149,000.92, 205,680.83 and 91,663.48

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Solution

The fourth proportional to 149,000.92, 205,680.83 and 91,663.48 is: 126,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,000.92 : 205,680.83 = 91,663.48 : x
  2. Step 2: Convert to fraction form
    149,000.92/205,680.83 = 91,663.48/x
  3. Step 3: Cross multiply
    149,000.92x = 205,680.83 × 91,663.48
  4. Step 4: Simplify right side
    149,000.92x = 18,853,420,362.05
  5. Step 5: Solve for x
    x = 18,853,420,362.05/149,000.92
  6. Step 6: Final answer
    x = 126,532.24

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