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Finding the Fourth Proportional to 123,376.80, 185,065.20 and 44,493.60

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Solution

The fourth proportional to 123,376.80, 185,065.20 and 44,493.60 is: 66,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,376.80 : 185,065.20 = 44,493.60 : x
  2. Step 2: Convert to fraction form
    123,376.80/185,065.20 = 44,493.60/x
  3. Step 3: Cross multiply
    123,376.80x = 185,065.20 × 44,493.60
  4. Step 4: Simplify right side
    123,376.80x = 8,234,216,982.72
  5. Step 5: Solve for x
    x = 8,234,216,982.72/123,376.80
  6. Step 6: Final answer
    x = 66,740.40

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