Home / 117,170-181,581

Finding the Third Proportional to 117,170 and 181,581

Calculator

Solution

The third proportional to 117,170 and 181,581 is: 281,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,170 : 181,581 = 181,581 : x
  2. Step 2: Convert to fraction form
    117,170/181,581 = 181,581/x
  3. Step 3: Cross multiply
    117,170x = 181,581 × 181,581
  4. Step 4: Simplify right side
    117,170x = 32,971,659,561
  5. Step 5: Solve for x
    x = 32,971,659,561/117,170
  6. Step 6: Final answer
    x = 281,400.18

Related Problems

Find third proportional to 58,585 and 90,790.50
Half scale
Find third proportional to 234,340 and 363,162
Double scale
Find third proportional to 117,172 and 181,584
Similar ratio
Find third proportional to 175,755 and 272,371.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.