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Finding the Fourth Proportional to 83,408.40, 125,112.60 and 44,042.40

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Solution

The fourth proportional to 83,408.40, 125,112.60 and 44,042.40 is: 66,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,408.40 : 125,112.60 = 44,042.40 : x
  2. Step 2: Convert to fraction form
    83,408.40/125,112.60 = 44,042.40/x
  3. Step 3: Cross multiply
    83,408.40x = 125,112.60 × 44,042.40
  4. Step 4: Simplify right side
    83,408.40x = 5,510,259,174.24
  5. Step 5: Solve for x
    x = 5,510,259,174.24/83,408.40
  6. Step 6: Final answer
    x = 66,063.60

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