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Finding the Third Proportional to 35,326.13 and 76,788

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Solution

The third proportional to 35,326.13 and 76,788 is: 166,913.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,326.13 : 76,788 = 76,788 : x
  2. Step 2: Convert to fraction form
    35,326.13/76,788 = 76,788/x
  3. Step 3: Cross multiply
    35,326.13x = 76,788 × 76,788
  4. Step 4: Simplify right side
    35,326.13x = 5,896,396,944
  5. Step 5: Solve for x
    x = 5,896,396,944/35,326.13
  6. Step 6: Final answer
    x = 166,913.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.