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Finding the Fourth Proportional to 199,380.48, 275,143.68 and 109,956.48

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Solution

The fourth proportional to 199,380.48, 275,143.68 and 109,956.48 is: 151,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,380.48 : 275,143.68 = 109,956.48 : x
  2. Step 2: Convert to fraction form
    199,380.48/275,143.68 = 109,956.48/x
  3. Step 3: Cross multiply
    199,380.48x = 275,143.68 × 109,956.48
  4. Step 4: Simplify right side
    199,380.48x = 30,253,830,547.05
  5. Step 5: Solve for x
    x = 30,253,830,547.05/199,380.48
  6. Step 6: Final answer
    x = 151,739.18

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