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Finding the Fourth Proportional to 88,376.40, 132,564.60 and 38,512.80

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Solution

The fourth proportional to 88,376.40, 132,564.60 and 38,512.80 is: 57,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,376.40 : 132,564.60 = 38,512.80 : x
  2. Step 2: Convert to fraction form
    88,376.40/132,564.60 = 38,512.80/x
  3. Step 3: Cross multiply
    88,376.40x = 132,564.60 × 38,512.80
  4. Step 4: Simplify right side
    88,376.40x = 5,105,433,926.88
  5. Step 5: Solve for x
    x = 5,105,433,926.88/88,376.40
  6. Step 6: Final answer
    x = 57,769.20

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