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Finding the Third Proportional to 70,277.06 and 108,699.75

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Solution

The third proportional to 70,277.06 and 108,699.75 is: 168,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,277.06 : 108,699.75 = 108,699.75 : x
  2. Step 2: Convert to fraction form
    70,277.06/108,699.75 = 108,699.75/x
  3. Step 3: Cross multiply
    70,277.06x = 108,699.75 × 108,699.75
  4. Step 4: Simplify right side
    70,277.06x = 11,815,635,650.06
  5. Step 5: Solve for x
    x = 11,815,635,650.06/70,277.06
  6. Step 6: Final answer
    x = 168,129.33

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.