Home / 70,091-105,866

Finding the Third Proportional to 70,091 and 105,866

Calculator

Solution

The third proportional to 70,091 and 105,866 is: 159,900.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,091 : 105,866 = 105,866 : x
  2. Step 2: Convert to fraction form
    70,091/105,866 = 105,866/x
  3. Step 3: Cross multiply
    70,091x = 105,866 × 105,866
  4. Step 4: Simplify right side
    70,091x = 11,207,609,956
  5. Step 5: Solve for x
    x = 11,207,609,956/70,091
  6. Step 6: Final answer
    x = 159,900.84

Related Problems

Find third proportional to 35,045.50 and 52,933
Half scale
Find third proportional to 140,182 and 211,732
Double scale
Find third proportional to 70,093 and 105,869
Similar ratio
Find third proportional to 105,136.50 and 158,799
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.