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Finding the Fourth Proportional to 80,534.99, 111,139.79 and 44,728.35

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Solution

The fourth proportional to 80,534.99, 111,139.79 and 44,728.35 is: 61,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,534.99 : 111,139.79 = 44,728.35 : x
  2. Step 2: Convert to fraction form
    80,534.99/111,139.79 = 44,728.35/x
  3. Step 3: Cross multiply
    80,534.99x = 111,139.79 × 44,728.35
  4. Step 4: Simplify right side
    80,534.99x = 4,971,099,202.40
  5. Step 5: Solve for x
    x = 4,971,099,202.40/80,534.99
  6. Step 6: Final answer
    x = 61,725.96

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