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Finding the Third Proportional to 96.50 and 210.13

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Solution

The third proportional to 96.50 and 210.13 is: 457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.50 : 210.13 = 210.13 : x
  2. Step 2: Convert to fraction form
    96.50/210.13 = 210.13/x
  3. Step 3: Cross multiply
    96.50x = 210.13 × 210.13
  4. Step 4: Simplify right side
    96.50x = 44,152.52
  5. Step 5: Solve for x
    x = 44,152.52/96.50
  6. Step 6: Final answer
    x = 457.54

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.