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Finding the Fourth Proportional to 185.33, 255.44 and 127.01

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Solution

The fourth proportional to 185.33, 255.44 and 127.01 is: 175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.33 : 255.44 = 127.01 : x
  2. Step 2: Convert to fraction form
    185.33/255.44 = 127.01/x
  3. Step 3: Cross multiply
    185.33x = 255.44 × 127.01
  4. Step 4: Simplify right side
    185.33x = 32,443.43
  5. Step 5: Solve for x
    x = 32,443.43/185.33
  6. Step 6: Final answer
    x = 175.06

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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.