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Finding the Fourth Proportional to 223.05, 336.10 and 183.36

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Solution

The fourth proportional to 223.05, 336.10 and 183.36 is: 276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.05 : 336.10 = 183.36 : x
  2. Step 2: Convert to fraction form
    223.05/336.10 = 183.36/x
  3. Step 3: Cross multiply
    223.05x = 336.10 × 183.36
  4. Step 4: Simplify right side
    223.05x = 61,626.38
  5. Step 5: Solve for x
    x = 61,626.38/223.05
  6. Step 6: Final answer
    x = 276.29

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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.