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Finding the Fourth Proportional to 182.02, 272.94 and 73.75

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Solution

The fourth proportional to 182.02, 272.94 and 73.75 is: 110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.02 : 272.94 = 73.75 : x
  2. Step 2: Convert to fraction form
    182.02/272.94 = 73.75/x
  3. Step 3: Cross multiply
    182.02x = 272.94 × 73.75
  4. Step 4: Simplify right side
    182.02x = 20,129.33
  5. Step 5: Solve for x
    x = 20,129.33/182.02
  6. Step 6: Final answer
    x = 110.59

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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.