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Finding the Fourth Proportional to 120,990.27, 181,499.99 and 50,860.47

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Solution

The fourth proportional to 120,990.27, 181,499.99 and 50,860.47 is: 76,296.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,990.27 : 181,499.99 = 50,860.47 : x
  2. Step 2: Convert to fraction form
    120,990.27/181,499.99 = 50,860.47/x
  3. Step 3: Cross multiply
    120,990.27x = 181,499.99 × 50,860.47
  4. Step 4: Simplify right side
    120,990.27x = 9,231,174,542.09
  5. Step 5: Solve for x
    x = 9,231,174,542.09/120,990.27
  6. Step 6: Final answer
    x = 76,296.83

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