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Finding the Fourth Proportional to 168,716.32, 253,164.80 and 109,538.08

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Solution

The fourth proportional to 168,716.32, 253,164.80 and 109,538.08 is: 164,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,716.32 : 253,164.80 = 109,538.08 : x
  2. Step 2: Convert to fraction form
    168,716.32/253,164.80 = 109,538.08/x
  3. Step 3: Cross multiply
    168,716.32x = 253,164.80 × 109,538.08
  4. Step 4: Simplify right side
    168,716.32x = 27,731,186,115.58
  5. Step 5: Solve for x
    x = 27,731,186,115.58/168,716.32
  6. Step 6: Final answer
    x = 164,365.76

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