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Finding the Fourth Proportional to 194,534.80, 291,640.20 and 82,301.20

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Solution

The fourth proportional to 194,534.80, 291,640.20 and 82,301.20 is: 123,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,534.80 : 291,640.20 = 82,301.20 : x
  2. Step 2: Convert to fraction form
    194,534.80/291,640.20 = 82,301.20/x
  3. Step 3: Cross multiply
    194,534.80x = 291,640.20 × 82,301.20
  4. Step 4: Simplify right side
    194,534.80x = 24,002,338,428.24
  5. Step 5: Solve for x
    x = 24,002,338,428.24/194,534.80
  6. Step 6: Final answer
    x = 123,383.26

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