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Finding the Fourth Proportional to 248.84, 372.55 and 167.54

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Solution

The fourth proportional to 248.84, 372.55 and 167.54 is: 250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.84 : 372.55 = 167.54 : x
  2. Step 2: Convert to fraction form
    248.84/372.55 = 167.54/x
  3. Step 3: Cross multiply
    248.84x = 372.55 × 167.54
  4. Step 4: Simplify right side
    248.84x = 62,415.06
  5. Step 5: Solve for x
    x = 62,415.06/248.84
  6. Step 6: Final answer
    x = 250.83

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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.