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Finding the Fourth Proportional to 241.60, 333.41 and 131.08

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Solution

The fourth proportional to 241.60, 333.41 and 131.08 is: 180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.60 : 333.41 = 131.08 : x
  2. Step 2: Convert to fraction form
    241.60/333.41 = 131.08/x
  3. Step 3: Cross multiply
    241.60x = 333.41 × 131.08
  4. Step 4: Simplify right side
    241.60x = 43,703.38
  5. Step 5: Solve for x
    x = 43,703.38/241.60
  6. Step 6: Final answer
    x = 180.89

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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.