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Finding the Fourth Proportional to 76,589.73, 105,583.01 and 50,704.92

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Solution

The fourth proportional to 76,589.73, 105,583.01 and 50,704.92 is: 69,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,589.73 : 105,583.01 = 50,704.92 : x
  2. Step 2: Convert to fraction form
    76,589.73/105,583.01 = 50,704.92/x
  3. Step 3: Cross multiply
    76,589.73x = 105,583.01 × 50,704.92
  4. Step 4: Simplify right side
    76,589.73x = 5,353,577,821.88
  5. Step 5: Solve for x
    x = 5,353,577,821.88/76,589.73
  6. Step 6: Final answer
    x = 69,899.42

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