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Finding the Fourth Proportional to 237.94, 357.99 and 141.82

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Solution

The fourth proportional to 237.94, 357.99 and 141.82 is: 213.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.94 : 357.99 = 141.82 : x
  2. Step 2: Convert to fraction form
    237.94/357.99 = 141.82/x
  3. Step 3: Cross multiply
    237.94x = 357.99 × 141.82
  4. Step 4: Simplify right side
    237.94x = 50,770.14
  5. Step 5: Solve for x
    x = 50,770.14/237.94
  6. Step 6: Final answer
    x = 213.37

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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.