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Finding the Fourth Proportional to 132.33, 182.63 and 73.33

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Solution

The fourth proportional to 132.33, 182.63 and 73.33 is: 101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.33 : 182.63 = 73.33 : x
  2. Step 2: Convert to fraction form
    132.33/182.63 = 73.33/x
  3. Step 3: Cross multiply
    132.33x = 182.63 × 73.33
  4. Step 4: Simplify right side
    132.33x = 13,391.98
  5. Step 5: Solve for x
    x = 13,391.98/132.33
  6. Step 6: Final answer
    x = 101.20

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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.