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Finding the Fourth Proportional to 101,174.43, 139,610.74 and 55,849.48

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Solution

The fourth proportional to 101,174.43, 139,610.74 and 55,849.48 is: 77,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,174.43 : 139,610.74 = 55,849.48 : x
  2. Step 2: Convert to fraction form
    101,174.43/139,610.74 = 55,849.48/x
  3. Step 3: Cross multiply
    101,174.43x = 139,610.74 × 55,849.48
  4. Step 4: Simplify right side
    101,174.43x = 7,797,187,231.42
  5. Step 5: Solve for x
    x = 7,797,187,231.42/101,174.43
  6. Step 6: Final answer
    x = 77,066.78

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