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Finding the Fourth Proportional to 237.06, 355.41 and 127.36

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Solution

The fourth proportional to 237.06, 355.41 and 127.36 is: 190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.06 : 355.41 = 127.36 : x
  2. Step 2: Convert to fraction form
    237.06/355.41 = 127.36/x
  3. Step 3: Cross multiply
    237.06x = 355.41 × 127.36
  4. Step 4: Simplify right side
    237.06x = 45,265.02
  5. Step 5: Solve for x
    x = 45,265.02/237.06
  6. Step 6: Final answer
    x = 190.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.