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Finding the Third Proportional to 27,603 and 59,581

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Solution

The third proportional to 27,603 and 59,581 is: 128,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603 : 59,581 = 59,581 : x
  2. Step 2: Convert to fraction form
    27,603/59,581 = 59,581/x
  3. Step 3: Cross multiply
    27,603x = 59,581 × 59,581
  4. Step 4: Simplify right side
    27,603x = 3,549,895,561
  5. Step 5: Solve for x
    x = 3,549,895,561/27,603
  6. Step 6: Final answer
    x = 128,605.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.