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Finding the Fourth Proportional to 133,657.80, 200,537.90 and 131,558.60

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Solution

The fourth proportional to 133,657.80, 200,537.90 and 131,558.60 is: 197,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,657.80 : 200,537.90 = 131,558.60 : x
  2. Step 2: Convert to fraction form
    133,657.80/200,537.90 = 131,558.60/x
  3. Step 3: Cross multiply
    133,657.80x = 200,537.90 × 131,558.60
  4. Step 4: Simplify right side
    133,657.80x = 26,382,485,370.94
  5. Step 5: Solve for x
    x = 26,382,485,370.94/133,657.80
  6. Step 6: Final answer
    x = 197,388.30

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