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Finding the Fourth Proportional to 241.21, 361.77 and 96.94

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Solution

The fourth proportional to 241.21, 361.77 and 96.94 is: 145.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.21 : 361.77 = 96.94 : x
  2. Step 2: Convert to fraction form
    241.21/361.77 = 96.94/x
  3. Step 3: Cross multiply
    241.21x = 361.77 × 96.94
  4. Step 4: Simplify right side
    241.21x = 35,069.98
  5. Step 5: Solve for x
    x = 35,069.98/241.21
  6. Step 6: Final answer
    x = 145.39

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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.