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Finding the Fourth Proportional to 133,602.40, 200,403.60 and 132,680.80

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Solution

The fourth proportional to 133,602.40, 200,403.60 and 132,680.80 is: 199,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,602.40 : 200,403.60 = 132,680.80 : x
  2. Step 2: Convert to fraction form
    133,602.40/200,403.60 = 132,680.80/x
  3. Step 3: Cross multiply
    133,602.40x = 200,403.60 × 132,680.80
  4. Step 4: Simplify right side
    133,602.40x = 26,589,709,970.88
  5. Step 5: Solve for x
    x = 26,589,709,970.88/133,602.40
  6. Step 6: Final answer
    x = 199,021.20

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