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Finding the Fourth Proportional to 79,247.66, 118,045.68 and 75,040.34

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Solution

The fourth proportional to 79,247.66, 118,045.68 and 75,040.34 is: 111,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,247.66 : 118,045.68 = 75,040.34 : x
  2. Step 2: Convert to fraction form
    79,247.66/118,045.68 = 75,040.34/x
  3. Step 3: Cross multiply
    79,247.66x = 118,045.68 × 75,040.34
  4. Step 4: Simplify right side
    79,247.66x = 8,858,187,962.73
  5. Step 5: Solve for x
    x = 8,858,187,962.73/79,247.66
  6. Step 6: Final answer
    x = 111,778.54

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