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Finding the Fourth Proportional to 183.76, 273.64 and 181.74

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Solution

The fourth proportional to 183.76, 273.64 and 181.74 is: 270.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.76 : 273.64 = 181.74 : x
  2. Step 2: Convert to fraction form
    183.76/273.64 = 181.74/x
  3. Step 3: Cross multiply
    183.76x = 273.64 × 181.74
  4. Step 4: Simplify right side
    183.76x = 49,731.33
  5. Step 5: Solve for x
    x = 49,731.33/183.76
  6. Step 6: Final answer
    x = 270.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.