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Finding the Third Proportional to 25,929 and 56,879

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Solution

The third proportional to 25,929 and 56,879 is: 124,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929 : 56,879 = 56,879 : x
  2. Step 2: Convert to fraction form
    25,929/56,879 = 56,879/x
  3. Step 3: Cross multiply
    25,929x = 56,879 × 56,879
  4. Step 4: Simplify right side
    25,929x = 3,235,220,641
  5. Step 5: Solve for x
    x = 3,235,220,641/25,929
  6. Step 6: Final answer
    x = 124,772.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.