Home / 81,498-171,846

Finding the Third Proportional to 81,498 and 171,846

Calculator

Solution

The third proportional to 81,498 and 171,846 is: 362,353.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,498 : 171,846 = 171,846 : x
  2. Step 2: Convert to fraction form
    81,498/171,846 = 171,846/x
  3. Step 3: Cross multiply
    81,498x = 171,846 × 171,846
  4. Step 4: Simplify right side
    81,498x = 29,531,047,716
  5. Step 5: Solve for x
    x = 29,531,047,716/81,498
  6. Step 6: Final answer
    x = 362,353.04

Related Problems

Find third proportional to 40,749 and 85,923
Half scale
Find third proportional to 162,996 and 343,692
Double scale
Find third proportional to 81,500 and 171,850
Similar ratio
Find third proportional to 122,247 and 257,769
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.