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Finding the Fourth Proportional to 218,846.25, 302,010.12 and 123,352.95

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Solution

The fourth proportional to 218,846.25, 302,010.12 and 123,352.95 is: 170,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,846.25 : 302,010.12 = 123,352.95 : x
  2. Step 2: Convert to fraction form
    218,846.25/302,010.12 = 123,352.95/x
  3. Step 3: Cross multiply
    218,846.25x = 302,010.12 × 123,352.95
  4. Step 4: Simplify right side
    218,846.25x = 37,253,839,231.85
  5. Step 5: Solve for x
    x = 37,253,839,231.85/218,846.25
  6. Step 6: Final answer
    x = 170,228.36

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