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Finding the Fourth Proportional to 164.88, 227.49 and 94.92

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Solution

The fourth proportional to 164.88, 227.49 and 94.92 is: 130.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.88 : 227.49 = 94.92 : x
  2. Step 2: Convert to fraction form
    164.88/227.49 = 94.92/x
  3. Step 3: Cross multiply
    164.88x = 227.49 × 94.92
  4. Step 4: Simplify right side
    164.88x = 21,593.35
  5. Step 5: Solve for x
    x = 21,593.35/164.88
  6. Step 6: Final answer
    x = 130.96

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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.