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Finding the Fourth Proportional to 243.33, 335.90 and 184.33

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Solution

The fourth proportional to 243.33, 335.90 and 184.33 is: 254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.33 : 335.90 = 184.33 : x
  2. Step 2: Convert to fraction form
    243.33/335.90 = 184.33/x
  3. Step 3: Cross multiply
    243.33x = 335.90 × 184.33
  4. Step 4: Simplify right side
    243.33x = 61,914.40
  5. Step 5: Solve for x
    x = 61,914.40/243.33
  6. Step 6: Final answer
    x = 254.45

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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.