Home / 72,785-110,491

Finding the Third Proportional to 72,785 and 110,491

Calculator

Solution

The third proportional to 72,785 and 110,491 is: 167,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,785 : 110,491 = 110,491 : x
  2. Step 2: Convert to fraction form
    72,785/110,491 = 110,491/x
  3. Step 3: Cross multiply
    72,785x = 110,491 × 110,491
  4. Step 4: Simplify right side
    72,785x = 12,208,261,081
  5. Step 5: Solve for x
    x = 12,208,261,081/72,785
  6. Step 6: Final answer
    x = 167,730.45

Related Problems

Find third proportional to 36,392.50 and 55,245.50
Half scale
Find third proportional to 145,570 and 220,982
Double scale
Find third proportional to 72,787 and 110,494
Similar ratio
Find third proportional to 109,177.50 and 165,736.50
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.