Home / 214,982.80-322,614.68-81,864.36

Finding the Fourth Proportional to 214,982.80, 322,614.68 and 81,864.36

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Solution

The fourth proportional to 214,982.80, 322,614.68 and 81,864.36 is: 122,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,982.80 : 322,614.68 = 81,864.36 : x
  2. Step 2: Convert to fraction form
    214,982.80/322,614.68 = 81,864.36/x
  3. Step 3: Cross multiply
    214,982.80x = 322,614.68 × 81,864.36
  4. Step 4: Simplify right side
    214,982.80x = 26,410,644,304.80
  5. Step 5: Solve for x
    x = 26,410,644,304.80/214,982.80
  6. Step 6: Final answer
    x = 122,850.03

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