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Finding the Fourth Proportional to 136,668.80, 205,003.20 and 132,076.10

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Solution

The fourth proportional to 136,668.80, 205,003.20 and 132,076.10 is: 198,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,668.80 : 205,003.20 = 132,076.10 : x
  2. Step 2: Convert to fraction form
    136,668.80/205,003.20 = 132,076.10/x
  3. Step 3: Cross multiply
    136,668.80x = 205,003.20 × 132,076.10
  4. Step 4: Simplify right side
    136,668.80x = 27,076,023,143.52
  5. Step 5: Solve for x
    x = 27,076,023,143.52/136,668.80
  6. Step 6: Final answer
    x = 198,114.15

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