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Finding the Fourth Proportional to 107,922.70, 161,884.05 and 98,245.90

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Solution

The fourth proportional to 107,922.70, 161,884.05 and 98,245.90 is: 147,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,922.70 : 161,884.05 = 98,245.90 : x
  2. Step 2: Convert to fraction form
    107,922.70/161,884.05 = 98,245.90/x
  3. Step 3: Cross multiply
    107,922.70x = 161,884.05 × 98,245.90
  4. Step 4: Simplify right side
    107,922.70x = 15,904,444,187.90
  5. Step 5: Solve for x
    x = 15,904,444,187.90/107,922.70
  6. Step 6: Final answer
    x = 147,368.85

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