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Finding the Fourth Proportional to 133,610.40, 200,415.60 and 132,688.80

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Solution

The fourth proportional to 133,610.40, 200,415.60 and 132,688.80 is: 199,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,610.40 : 200,415.60 = 132,688.80 : x
  2. Step 2: Convert to fraction form
    133,610.40/200,415.60 = 132,688.80/x
  3. Step 3: Cross multiply
    133,610.40x = 200,415.60 × 132,688.80
  4. Step 4: Simplify right side
    133,610.40x = 26,592,905,465.28
  5. Step 5: Solve for x
    x = 26,592,905,465.28/133,610.40
  6. Step 6: Final answer
    x = 199,033.20

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