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Finding the Fourth Proportional to 212.49, 293.19 and 184.82

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Solution

The fourth proportional to 212.49, 293.19 and 184.82 is: 255.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212.49 : 293.19 = 184.82 : x
  2. Step 2: Convert to fraction form
    212.49/293.19 = 184.82/x
  3. Step 3: Cross multiply
    212.49x = 293.19 × 184.82
  4. Step 4: Simplify right side
    212.49x = 54,185.22
  5. Step 5: Solve for x
    x = 54,185.22/212.49
  6. Step 6: Final answer
    x = 255.00

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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.