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Finding the Fourth Proportional to 252.15, 347.49 and 182.07

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Solution

The fourth proportional to 252.15, 347.49 and 182.07 is: 250.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.15 : 347.49 = 182.07 : x
  2. Step 2: Convert to fraction form
    252.15/347.49 = 182.07/x
  3. Step 3: Cross multiply
    252.15x = 347.49 × 182.07
  4. Step 4: Simplify right side
    252.15x = 63,267.50
  5. Step 5: Solve for x
    x = 63,267.50/252.15
  6. Step 6: Final answer
    x = 250.91

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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.