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Finding the Fourth Proportional to 252.61, 348.80 and 182.84

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Solution

The fourth proportional to 252.61, 348.80 and 182.84 is: 252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.61 : 348.80 = 182.84 : x
  2. Step 2: Convert to fraction form
    252.61/348.80 = 182.84/x
  3. Step 3: Cross multiply
    252.61x = 348.80 × 182.84
  4. Step 4: Simplify right side
    252.61x = 63,771.93
  5. Step 5: Solve for x
    x = 63,771.93/252.61
  6. Step 6: Final answer
    x = 252.45

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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.