Home / 52,122-122,919

Finding the Third Proportional to 52,122 and 122,919

Calculator

Solution

The third proportional to 52,122 and 122,919 is: 289,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,122 : 122,919 = 122,919 : x
  2. Step 2: Convert to fraction form
    52,122/122,919 = 122,919/x
  3. Step 3: Cross multiply
    52,122x = 122,919 × 122,919
  4. Step 4: Simplify right side
    52,122x = 15,109,080,561
  5. Step 5: Solve for x
    x = 15,109,080,561/52,122
  6. Step 6: Final answer
    x = 289,879.14

Related Problems

Find third proportional to 26,061 and 61,459.50
Half scale
Find third proportional to 104,244 and 245,838
Double scale
Find third proportional to 52,124 and 122,924
Similar ratio
Find third proportional to 78,183 and 184,378.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.