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Finding the Fourth Proportional to 91,052.52, 125,642.34 and 55,251.24

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Solution

The fourth proportional to 91,052.52, 125,642.34 and 55,251.24 is: 76,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,052.52 : 125,642.34 = 55,251.24 : x
  2. Step 2: Convert to fraction form
    91,052.52/125,642.34 = 55,251.24/x
  3. Step 3: Cross multiply
    91,052.52x = 125,642.34 × 55,251.24
  4. Step 4: Simplify right side
    91,052.52x = 6,941,895,081.50
  5. Step 5: Solve for x
    x = 6,941,895,081.50/91,052.52
  6. Step 6: Final answer
    x = 76,240.56

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