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Finding the Fourth Proportional to 220.22, 303.74 and 183.14

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Solution

The fourth proportional to 220.22, 303.74 and 183.14 is: 252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220.22 : 303.74 = 183.14 : x
  2. Step 2: Convert to fraction form
    220.22/303.74 = 183.14/x
  3. Step 3: Cross multiply
    220.22x = 303.74 × 183.14
  4. Step 4: Simplify right side
    220.22x = 55,626.94
  5. Step 5: Solve for x
    x = 55,626.94/220.22
  6. Step 6: Final answer
    x = 252.60

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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.