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Finding the Fourth Proportional to 167,431.80, 251,147.70 and 154,601.40

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Solution

The fourth proportional to 167,431.80, 251,147.70 and 154,601.40 is: 231,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,431.80 : 251,147.70 = 154,601.40 : x
  2. Step 2: Convert to fraction form
    167,431.80/251,147.70 = 154,601.40/x
  3. Step 3: Cross multiply
    167,431.80x = 251,147.70 × 154,601.40
  4. Step 4: Simplify right side
    167,431.80x = 38,827,786,026.78
  5. Step 5: Solve for x
    x = 38,827,786,026.78/167,431.80
  6. Step 6: Final answer
    x = 231,902.10

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