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Finding the Third Proportional to 53,833.50 and 82,635

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Solution

The third proportional to 53,833.50 and 82,635 is: 126,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,833.50 : 82,635 = 82,635 : x
  2. Step 2: Convert to fraction form
    53,833.50/82,635 = 82,635/x
  3. Step 3: Cross multiply
    53,833.50x = 82,635 × 82,635
  4. Step 4: Simplify right side
    53,833.50x = 6,828,543,225
  5. Step 5: Solve for x
    x = 6,828,543,225/53,833.50
  6. Step 6: Final answer
    x = 126,845.61

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.