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Finding the Fourth Proportional to 241.93, 333.89 and 137.02

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Solution

The fourth proportional to 241.93, 333.89 and 137.02 is: 189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.93 : 333.89 = 137.02 : x
  2. Step 2: Convert to fraction form
    241.93/333.89 = 137.02/x
  3. Step 3: Cross multiply
    241.93x = 333.89 × 137.02
  4. Step 4: Simplify right side
    241.93x = 45,749.61
  5. Step 5: Solve for x
    x = 45,749.61/241.93
  6. Step 6: Final answer
    x = 189.10

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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.