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Finding the Fourth Proportional to 107,912.70, 161,869.05 and 96,540.30

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Solution

The fourth proportional to 107,912.70, 161,869.05 and 96,540.30 is: 144,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,912.70 : 161,869.05 = 96,540.30 : x
  2. Step 2: Convert to fraction form
    107,912.70/161,869.05 = 96,540.30/x
  3. Step 3: Cross multiply
    107,912.70x = 161,869.05 × 96,540.30
  4. Step 4: Simplify right side
    107,912.70x = 15,626,886,647.72
  5. Step 5: Solve for x
    x = 15,626,886,647.72/107,912.70
  6. Step 6: Final answer
    x = 144,810.45

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