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Finding the Fourth Proportional to 82,328.92, 123,480.45 and 26,161.63

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Solution

The fourth proportional to 82,328.92, 123,480.45 and 26,161.63 is: 39,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,328.92 : 123,480.45 = 26,161.63 : x
  2. Step 2: Convert to fraction form
    82,328.92/123,480.45 = 26,161.63/x
  3. Step 3: Cross multiply
    82,328.92x = 123,480.45 × 26,161.63
  4. Step 4: Simplify right side
    82,328.92x = 3,230,449,845.13
  5. Step 5: Solve for x
    x = 3,230,449,845.13/82,328.92
  6. Step 6: Final answer
    x = 39,238.34

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