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Finding the Fourth Proportional to 252.50, 348.44 and 141.99

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Solution

The fourth proportional to 252.50, 348.44 and 141.99 is: 195.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.50 : 348.44 = 141.99 : x
  2. Step 2: Convert to fraction form
    252.50/348.44 = 141.99/x
  3. Step 3: Cross multiply
    252.50x = 348.44 × 141.99
  4. Step 4: Simplify right side
    252.50x = 49,472.98
  5. Step 5: Solve for x
    x = 49,472.98/252.50
  6. Step 6: Final answer
    x = 195.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.