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Finding the Fourth Proportional to 199,663.90, 275,537.52 and 109,020.50

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Solution

The fourth proportional to 199,663.90, 275,537.52 and 109,020.50 is: 150,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,663.90 : 275,537.52 = 109,020.50 : x
  2. Step 2: Convert to fraction form
    199,663.90/275,537.52 = 109,020.50/x
  3. Step 3: Cross multiply
    199,663.90x = 275,537.52 × 109,020.50
  4. Step 4: Simplify right side
    199,663.90x = 30,039,236,821.47
  5. Step 5: Solve for x
    x = 30,039,236,821.47/199,663.90
  6. Step 6: Final answer
    x = 150,449.02

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