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Finding the Fourth Proportional to 248.82, 373.26 and 104.52

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Solution

The fourth proportional to 248.82, 373.26 and 104.52 is: 156.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.82 : 373.26 = 104.52 : x
  2. Step 2: Convert to fraction form
    248.82/373.26 = 104.52/x
  3. Step 3: Cross multiply
    248.82x = 373.26 × 104.52
  4. Step 4: Simplify right side
    248.82x = 39,013.14
  5. Step 5: Solve for x
    x = 39,013.14/248.82
  6. Step 6: Final answer
    x = 156.79

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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.