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Finding the Fourth Proportional to 252.25, 348.19 and 183.45

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Solution

The fourth proportional to 252.25, 348.19 and 183.45 is: 253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.25 : 348.19 = 183.45 : x
  2. Step 2: Convert to fraction form
    252.25/348.19 = 183.45/x
  3. Step 3: Cross multiply
    252.25x = 348.19 × 183.45
  4. Step 4: Simplify right side
    252.25x = 63,874.54
  5. Step 5: Solve for x
    x = 63,874.54/252.25
  6. Step 6: Final answer
    x = 253.22

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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.