Home / 37,889-79,707

Finding the Third Proportional to 37,889 and 79,707

Calculator

Solution

The third proportional to 37,889 and 79,707 is: 167,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,889 : 79,707 = 79,707 : x
  2. Step 2: Convert to fraction form
    37,889/79,707 = 79,707/x
  3. Step 3: Cross multiply
    37,889x = 79,707 × 79,707
  4. Step 4: Simplify right side
    37,889x = 6,353,205,849
  5. Step 5: Solve for x
    x = 6,353,205,849/37,889
  6. Step 6: Final answer
    x = 167,679.43

Related Problems

Find third proportional to 18,944.50 and 39,853.50
Half scale
Find third proportional to 75,778 and 159,414
Double scale
Find third proportional to 37,891 and 79,711
Similar ratio
Find third proportional to 56,833.50 and 119,560.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.