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Finding the Fourth Proportional to 241.99, 334.13 and 148.84

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Solution

The fourth proportional to 241.99, 334.13 and 148.84 is: 205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.99 : 334.13 = 148.84 : x
  2. Step 2: Convert to fraction form
    241.99/334.13 = 148.84/x
  3. Step 3: Cross multiply
    241.99x = 334.13 × 148.84
  4. Step 4: Simplify right side
    241.99x = 49,730.33
  5. Step 5: Solve for x
    x = 49,730.33/241.99
  6. Step 6: Final answer
    x = 205.51

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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.