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Finding the Third Proportional to 75,767 and 113,651

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Solution

The third proportional to 75,767 and 113,651 is: 170,477.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,767 : 113,651 = 113,651 : x
  2. Step 2: Convert to fraction form
    75,767/113,651 = 113,651/x
  3. Step 3: Cross multiply
    75,767x = 113,651 × 113,651
  4. Step 4: Simplify right side
    75,767x = 12,916,549,801
  5. Step 5: Solve for x
    x = 12,916,549,801/75,767
  6. Step 6: Final answer
    x = 170,477.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.