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Finding the Fourth Proportional to 79,992.80, 120,003.60 and 33,250.40

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Solution

The fourth proportional to 79,992.80, 120,003.60 and 33,250.40 is: 49,881.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,992.80 : 120,003.60 = 33,250.40 : x
  2. Step 2: Convert to fraction form
    79,992.80/120,003.60 = 33,250.40/x
  3. Step 3: Cross multiply
    79,992.80x = 120,003.60 × 33,250.40
  4. Step 4: Simplify right side
    79,992.80x = 3,990,167,701.44
  5. Step 5: Solve for x
    x = 3,990,167,701.44/79,992.80
  6. Step 6: Final answer
    x = 49,881.59

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