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Finding the Fourth Proportional to 194,945.50, 269,025.60 and 105,521.50

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Solution

The fourth proportional to 194,945.50, 269,025.60 and 105,521.50 is: 145,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,945.50 : 269,025.60 = 105,521.50 : x
  2. Step 2: Convert to fraction form
    194,945.50/269,025.60 = 105,521.50/x
  3. Step 3: Cross multiply
    194,945.50x = 269,025.60 × 105,521.50
  4. Step 4: Simplify right side
    194,945.50x = 28,387,984,850.40
  5. Step 5: Solve for x
    x = 28,387,984,850.40/194,945.50
  6. Step 6: Final answer
    x = 145,620.11

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