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Finding the Fourth Proportional to 241.59, 333.43 and 143.37

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Solution

The fourth proportional to 241.59, 333.43 and 143.37 is: 197.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.59 : 333.43 = 143.37 : x
  2. Step 2: Convert to fraction form
    241.59/333.43 = 143.37/x
  3. Step 3: Cross multiply
    241.59x = 333.43 × 143.37
  4. Step 4: Simplify right side
    241.59x = 47,803.86
  5. Step 5: Solve for x
    x = 47,803.86/241.59
  6. Step 6: Final answer
    x = 197.87

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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.