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Finding the Fourth Proportional to 199,608.18, 275,505.60 and 131,637.42

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Solution

The fourth proportional to 199,608.18, 275,505.60 and 131,637.42 is: 181,690.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,608.18 : 275,505.60 = 131,637.42 : x
  2. Step 2: Convert to fraction form
    199,608.18/275,505.60 = 131,637.42/x
  3. Step 3: Cross multiply
    199,608.18x = 275,505.60 × 131,637.42
  4. Step 4: Simplify right side
    199,608.18x = 36,266,846,379.55
  5. Step 5: Solve for x
    x = 36,266,846,379.55/199,608.18
  6. Step 6: Final answer
    x = 181,690.18

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