Home / 107,961.80-161,872.30-96,902.60

Finding the Fourth Proportional to 107,961.80, 161,872.30 and 96,902.60

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Solution

The fourth proportional to 107,961.80, 161,872.30 and 96,902.60 is: 145,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,961.80 : 161,872.30 = 96,902.60 : x
  2. Step 2: Convert to fraction form
    107,961.80/161,872.30 = 96,902.60/x
  3. Step 3: Cross multiply
    107,961.80x = 161,872.30 × 96,902.60
  4. Step 4: Simplify right side
    107,961.80x = 15,685,846,737.98
  5. Step 5: Solve for x
    x = 15,685,846,737.98/107,961.80
  6. Step 6: Final answer
    x = 145,290.71

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