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Finding the Third Proportional to 82,835.75 and 127,511.25

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Solution

The third proportional to 82,835.75 and 127,511.25 is: 196,281.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,835.75 : 127,511.25 = 127,511.25 : x
  2. Step 2: Convert to fraction form
    82,835.75/127,511.25 = 127,511.25/x
  3. Step 3: Cross multiply
    82,835.75x = 127,511.25 × 127,511.25
  4. Step 4: Simplify right side
    82,835.75x = 16,259,118,876.56
  5. Step 5: Solve for x
    x = 16,259,118,876.56/82,835.75
  6. Step 6: Final answer
    x = 196,281.42

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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.