Home / 84,663-180,990

Finding the Third Proportional to 84,663 and 180,990

Calculator

Solution

The third proportional to 84,663 and 180,990 is: 386,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,663 : 180,990 = 180,990 : x
  2. Step 2: Convert to fraction form
    84,663/180,990 = 180,990/x
  3. Step 3: Cross multiply
    84,663x = 180,990 × 180,990
  4. Step 4: Simplify right side
    84,663x = 32,757,380,100
  5. Step 5: Solve for x
    x = 32,757,380,100/84,663
  6. Step 6: Final answer
    x = 386,914.95

Related Problems

Find third proportional to 42,331.50 and 90,495
Half scale
Find third proportional to 169,326 and 361,980
Double scale
Find third proportional to 84,665 and 180,994
Similar ratio
Find third proportional to 126,994.50 and 271,485
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.