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Finding the Fourth Proportional to 216,992.76, 325,206.39 and 120,926.13

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Solution

The fourth proportional to 216,992.76, 325,206.39 and 120,926.13 is: 181,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,992.76 : 325,206.39 = 120,926.13 : x
  2. Step 2: Convert to fraction form
    216,992.76/325,206.39 = 120,926.13/x
  3. Step 3: Cross multiply
    216,992.76x = 325,206.39 × 120,926.13
  4. Step 4: Simplify right side
    216,992.76x = 39,325,950,193.97
  5. Step 5: Solve for x
    x = 39,325,950,193.97/216,992.76
  6. Step 6: Final answer
    x = 181,231.62

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