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Finding the Fourth Proportional to 132.56, 182.97 and 93.41

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Solution

The fourth proportional to 132.56, 182.97 and 93.41 is: 128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.56 : 182.97 = 93.41 : x
  2. Step 2: Convert to fraction form
    132.56/182.97 = 93.41/x
  3. Step 3: Cross multiply
    132.56x = 182.97 × 93.41
  4. Step 4: Simplify right side
    132.56x = 17,090.76
  5. Step 5: Solve for x
    x = 17,090.76/132.56
  6. Step 6: Final answer
    x = 128.93

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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.