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Finding the Fourth Proportional to 241.04, 361.48 and 67.66

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Solution

The fourth proportional to 241.04, 361.48 and 67.66 is: 101.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.04 : 361.48 = 67.66 : x
  2. Step 2: Convert to fraction form
    241.04/361.48 = 67.66/x
  3. Step 3: Cross multiply
    241.04x = 361.48 × 67.66
  4. Step 4: Simplify right side
    241.04x = 24,457.74
  5. Step 5: Solve for x
    x = 24,457.74/241.04
  6. Step 6: Final answer
    x = 101.47

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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.