Home / 52,902-81,873

Finding the Third Proportional to 52,902 and 81,873

Calculator

Solution

The third proportional to 52,902 and 81,873 is: 126,709.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,902 : 81,873 = 81,873 : x
  2. Step 2: Convert to fraction form
    52,902/81,873 = 81,873/x
  3. Step 3: Cross multiply
    52,902x = 81,873 × 81,873
  4. Step 4: Simplify right side
    52,902x = 6,703,188,129
  5. Step 5: Solve for x
    x = 6,703,188,129/52,902
  6. Step 6: Final answer
    x = 126,709.54

Related Problems

Find third proportional to 26,451 and 40,936.50
Half scale
Find third proportional to 105,804 and 163,746
Double scale
Find third proportional to 52,904 and 81,876
Similar ratio
Find third proportional to 79,353 and 122,809.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.