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Finding the Fourth Proportional to 213.63, 294.82 and 184.24

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Solution

The fourth proportional to 213.63, 294.82 and 184.24 is: 254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213.63 : 294.82 = 184.24 : x
  2. Step 2: Convert to fraction form
    213.63/294.82 = 184.24/x
  3. Step 3: Cross multiply
    213.63x = 294.82 × 184.24
  4. Step 4: Simplify right side
    213.63x = 54,316.92
  5. Step 5: Solve for x
    x = 54,316.92/213.63
  6. Step 6: Final answer
    x = 254.26

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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.