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Finding the Fourth Proportional to 126,648.66, 189,972.93 and 47,744.43

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Solution

The fourth proportional to 126,648.66, 189,972.93 and 47,744.43 is: 71,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,648.66 : 189,972.93 = 47,744.43 : x
  2. Step 2: Convert to fraction form
    126,648.66/189,972.93 = 47,744.43/x
  3. Step 3: Cross multiply
    126,648.66x = 189,972.93 × 47,744.43
  4. Step 4: Simplify right side
    126,648.66x = 9,070,149,258.28
  5. Step 5: Solve for x
    x = 9,070,149,258.28/126,648.66
  6. Step 6: Final answer
    x = 71,616.62

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