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Finding the Fourth Proportional to 248.05, 341.98 and 201.25

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Solution

The fourth proportional to 248.05, 341.98 and 201.25 is: 277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.05 : 341.98 = 201.25 : x
  2. Step 2: Convert to fraction form
    248.05/341.98 = 201.25/x
  3. Step 3: Cross multiply
    248.05x = 341.98 × 201.25
  4. Step 4: Simplify right side
    248.05x = 68,823.48
  5. Step 5: Solve for x
    x = 68,823.48/248.05
  6. Step 6: Final answer
    x = 277.46

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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.