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Finding the Fourth Proportional to 228,882.81, 315,862.08 and 126,912.58

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Solution

The fourth proportional to 228,882.81, 315,862.08 and 126,912.58 is: 175,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,882.81 : 315,862.08 = 126,912.58 : x
  2. Step 2: Convert to fraction form
    228,882.81/315,862.08 = 126,912.58/x
  3. Step 3: Cross multiply
    228,882.81x = 315,862.08 × 126,912.58
  4. Step 4: Simplify right side
    228,882.81x = 40,086,871,496.97
  5. Step 5: Solve for x
    x = 40,086,871,496.97/228,882.81
  6. Step 6: Final answer
    x = 175,141.47

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