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Finding the Fourth Proportional to 167,400.63, 231,012.86 and 91,949.13

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Solution

The fourth proportional to 167,400.63, 231,012.86 and 91,949.13 is: 126,889.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,400.63 : 231,012.86 = 91,949.13 : x
  2. Step 2: Convert to fraction form
    167,400.63/231,012.86 = 91,949.13/x
  3. Step 3: Cross multiply
    167,400.63x = 231,012.86 × 91,949.13
  4. Step 4: Simplify right side
    167,400.63x = 21,241,431,495.81
  5. Step 5: Solve for x
    x = 21,241,431,495.81/167,400.63
  6. Step 6: Final answer
    x = 126,889.79

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