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Finding the Fourth Proportional to 164.54, 227.00 and 94.57

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Solution

The fourth proportional to 164.54, 227.00 and 94.57 is: 130.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.54 : 227.00 = 94.57 : x
  2. Step 2: Convert to fraction form
    164.54/227.00 = 94.57/x
  3. Step 3: Cross multiply
    164.54x = 227.00 × 94.57
  4. Step 4: Simplify right side
    164.54x = 21,467.06
  5. Step 5: Solve for x
    x = 21,467.06/164.54
  6. Step 6: Final answer
    x = 130.47

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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.