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Finding the Fourth Proportional to 241.87, 333.67 and 158.98

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Solution

The fourth proportional to 241.87, 333.67 and 158.98 is: 219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.87 : 333.67 = 158.98 : x
  2. Step 2: Convert to fraction form
    241.87/333.67 = 158.98/x
  3. Step 3: Cross multiply
    241.87x = 333.67 × 158.98
  4. Step 4: Simplify right side
    241.87x = 53,046.86
  5. Step 5: Solve for x
    x = 53,046.86/241.87
  6. Step 6: Final answer
    x = 219.32

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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.