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Finding the Fourth Proportional to 168,546.80, 253,111.80 and 109,643.60

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Solution

The fourth proportional to 168,546.80, 253,111.80 and 109,643.60 is: 164,655.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,546.80 : 253,111.80 = 109,643.60 : x
  2. Step 2: Convert to fraction form
    168,546.80/253,111.80 = 109,643.60/x
  3. Step 3: Cross multiply
    168,546.80x = 253,111.80 × 109,643.60
  4. Step 4: Simplify right side
    168,546.80x = 27,752,088,954.48
  5. Step 5: Solve for x
    x = 27,752,088,954.48/168,546.80
  6. Step 6: Final answer
    x = 164,655.09

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