Home / 70,920-107,853

Finding the Third Proportional to 70,920 and 107,853

Calculator

Solution

The third proportional to 70,920 and 107,853 is: 164,019.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,920 : 107,853 = 107,853 : x
  2. Step 2: Convert to fraction form
    70,920/107,853 = 107,853/x
  3. Step 3: Cross multiply
    70,920x = 107,853 × 107,853
  4. Step 4: Simplify right side
    70,920x = 11,632,269,609
  5. Step 5: Solve for x
    x = 11,632,269,609/70,920
  6. Step 6: Final answer
    x = 164,019.59

Related Problems

Find third proportional to 35,460 and 53,926.50
Half scale
Find third proportional to 141,840 and 215,706
Double scale
Find third proportional to 70,922 and 107,856
Similar ratio
Find third proportional to 106,380 and 161,779.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.