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Finding the Fourth Proportional to 183.96, 277.44 and 181.20

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Solution

The fourth proportional to 183.96, 277.44 and 181.20 is: 273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.96 : 277.44 = 181.20 : x
  2. Step 2: Convert to fraction form
    183.96/277.44 = 181.20/x
  3. Step 3: Cross multiply
    183.96x = 277.44 × 181.20
  4. Step 4: Simplify right side
    183.96x = 50,272.13
  5. Step 5: Solve for x
    x = 50,272.13/183.96
  6. Step 6: Final answer
    x = 273.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.