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Finding the Fourth Proportional to 241.94, 363.05 and 188.15

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Solution

The fourth proportional to 241.94, 363.05 and 188.15 is: 282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.94 : 363.05 = 188.15 : x
  2. Step 2: Convert to fraction form
    241.94/363.05 = 188.15/x
  3. Step 3: Cross multiply
    241.94x = 363.05 × 188.15
  4. Step 4: Simplify right side
    241.94x = 68,305.10
  5. Step 5: Solve for x
    x = 68,305.10/241.94
  6. Step 6: Final answer
    x = 282.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.