Home / 36,180-78,192

Finding the Third Proportional to 36,180 and 78,192

Calculator

Solution

The third proportional to 36,180 and 78,192 is: 168,988.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,180 : 78,192 = 78,192 : x
  2. Step 2: Convert to fraction form
    36,180/78,192 = 78,192/x
  3. Step 3: Cross multiply
    36,180x = 78,192 × 78,192
  4. Step 4: Simplify right side
    36,180x = 6,113,988,864
  5. Step 5: Solve for x
    x = 6,113,988,864/36,180
  6. Step 6: Final answer
    x = 168,988.08

Related Problems

Find third proportional to 18,090 and 39,096
Half scale
Find third proportional to 72,360 and 156,384
Double scale
Find third proportional to 36,182 and 78,196
Similar ratio
Find third proportional to 54,270 and 117,288
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.