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Finding the Fourth Proportional to 201.07, 277.50 and 168.27

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Solution

The fourth proportional to 201.07, 277.50 and 168.27 is: 232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.07 : 277.50 = 168.27 : x
  2. Step 2: Convert to fraction form
    201.07/277.50 = 168.27/x
  3. Step 3: Cross multiply
    201.07x = 277.50 × 168.27
  4. Step 4: Simplify right side
    201.07x = 46,694.93
  5. Step 5: Solve for x
    x = 46,694.93/201.07
  6. Step 6: Final answer
    x = 232.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.