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Finding the Fourth Proportional to 241.96, 334.09 and 148.83

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Solution

The fourth proportional to 241.96, 334.09 and 148.83 is: 205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.96 : 334.09 = 148.83 : x
  2. Step 2: Convert to fraction form
    241.96/334.09 = 148.83/x
  3. Step 3: Cross multiply
    241.96x = 334.09 × 148.83
  4. Step 4: Simplify right side
    241.96x = 49,723.08
  5. Step 5: Solve for x
    x = 49,723.08/241.96
  6. Step 6: Final answer
    x = 205.50

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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.