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Finding the Fourth Proportional to 198,564.78, 274,025.52 and 113,709.18

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Solution

The fourth proportional to 198,564.78, 274,025.52 and 113,709.18 is: 156,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,564.78 : 274,025.52 = 113,709.18 : x
  2. Step 2: Convert to fraction form
    198,564.78/274,025.52 = 113,709.18/x
  3. Step 3: Cross multiply
    198,564.78x = 274,025.52 × 113,709.18
  4. Step 4: Simplify right side
    198,564.78x = 31,159,217,178.27
  5. Step 5: Solve for x
    x = 31,159,217,178.27/198,564.78
  6. Step 6: Final answer
    x = 156,922.18

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