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Finding the Fourth Proportional to 66,771.88, 92,144.88 and 36,144.99

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Solution

The fourth proportional to 66,771.88, 92,144.88 and 36,144.99 is: 49,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,771.88 : 92,144.88 = 36,144.99 : x
  2. Step 2: Convert to fraction form
    66,771.88/92,144.88 = 36,144.99/x
  3. Step 3: Cross multiply
    66,771.88x = 92,144.88 × 36,144.99
  4. Step 4: Simplify right side
    66,771.88x = 3,330,575,766.15
  5. Step 5: Solve for x
    x = 3,330,575,766.15/66,771.88
  6. Step 6: Final answer
    x = 49,879.92

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