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Finding the Third Proportional to 75,207 and 112,826

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Solution

The third proportional to 75,207 and 112,826 is: 169,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,207 : 112,826 = 112,826 : x
  2. Step 2: Convert to fraction form
    75,207/112,826 = 112,826/x
  3. Step 3: Cross multiply
    75,207x = 112,826 × 112,826
  4. Step 4: Simplify right side
    75,207x = 12,729,706,276
  5. Step 5: Solve for x
    x = 12,729,706,276/75,207
  6. Step 6: Final answer
    x = 169,262.25

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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.