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Finding the Fourth Proportional to 97.24, 145.88 and 63.04

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Solution

The fourth proportional to 97.24, 145.88 and 63.04 is: 94.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.24 : 145.88 = 63.04 : x
  2. Step 2: Convert to fraction form
    97.24/145.88 = 63.04/x
  3. Step 3: Cross multiply
    97.24x = 145.88 × 63.04
  4. Step 4: Simplify right side
    97.24x = 9,196.28
  5. Step 5: Solve for x
    x = 9,196.28/97.24
  6. Step 6: Final answer
    x = 94.57

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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.