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Finding the Fourth Proportional to 165,629.70, 248,444.55 and 82,685.70

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Solution

The fourth proportional to 165,629.70, 248,444.55 and 82,685.70 is: 124,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,629.70 : 248,444.55 = 82,685.70 : x
  2. Step 2: Convert to fraction form
    165,629.70/248,444.55 = 82,685.70/x
  3. Step 3: Cross multiply
    165,629.70x = 248,444.55 × 82,685.70
  4. Step 4: Simplify right side
    165,629.70x = 20,542,811,527.94
  5. Step 5: Solve for x
    x = 20,542,811,527.94/165,629.70
  6. Step 6: Final answer
    x = 124,028.55

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