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Finding the Fourth Proportional to 241.94, 362.97 and 97.76

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Solution

The fourth proportional to 241.94, 362.97 and 97.76 is: 146.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.94 : 362.97 = 97.76 : x
  2. Step 2: Convert to fraction form
    241.94/362.97 = 97.76/x
  3. Step 3: Cross multiply
    241.94x = 362.97 × 97.76
  4. Step 4: Simplify right side
    241.94x = 35,482.13
  5. Step 5: Solve for x
    x = 35,482.13/241.94
  6. Step 6: Final answer
    x = 146.66

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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.