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Finding the Fourth Proportional to 83,930.40, 125,895.60 and 48,452.40

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Solution

The fourth proportional to 83,930.40, 125,895.60 and 48,452.40 is: 72,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,930.40 : 125,895.60 = 48,452.40 : x
  2. Step 2: Convert to fraction form
    83,930.40/125,895.60 = 48,452.40/x
  3. Step 3: Cross multiply
    83,930.40x = 125,895.60 × 48,452.40
  4. Step 4: Simplify right side
    83,930.40x = 6,099,943,969.44
  5. Step 5: Solve for x
    x = 6,099,943,969.44/83,930.40
  6. Step 6: Final answer
    x = 72,678.60

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