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Finding the Fourth Proportional to 248.16, 372.15 and 94.08

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Solution

The fourth proportional to 248.16, 372.15 and 94.08 is: 141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.16 : 372.15 = 94.08 : x
  2. Step 2: Convert to fraction form
    248.16/372.15 = 94.08/x
  3. Step 3: Cross multiply
    248.16x = 372.15 × 94.08
  4. Step 4: Simplify right side
    248.16x = 35,011.87
  5. Step 5: Solve for x
    x = 35,011.87/248.16
  6. Step 6: Final answer
    x = 141.09

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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.