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Finding the Fourth Proportional to 133,072.26, 199,608.38 and 77,629.38

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Solution

The fourth proportional to 133,072.26, 199,608.38 and 77,629.38 is: 116,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,072.26 : 199,608.38 = 77,629.38 : x
  2. Step 2: Convert to fraction form
    133,072.26/199,608.38 = 77,629.38/x
  3. Step 3: Cross multiply
    133,072.26x = 199,608.38 × 77,629.38
  4. Step 4: Simplify right side
    133,072.26x = 15,495,474,782.20
  5. Step 5: Solve for x
    x = 15,495,474,782.20/133,072.26
  6. Step 6: Final answer
    x = 116,444.06

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