Home / 82,240-177,284

Finding the Third Proportional to 82,240 and 177,284

Calculator

Solution

The third proportional to 82,240 and 177,284 is: 382,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,240 : 177,284 = 177,284 : x
  2. Step 2: Convert to fraction form
    82,240/177,284 = 177,284/x
  3. Step 3: Cross multiply
    82,240x = 177,284 × 177,284
  4. Step 4: Simplify right side
    82,240x = 31,429,616,656
  5. Step 5: Solve for x
    x = 31,429,616,656/82,240
  6. Step 6: Final answer
    x = 382,169.46

Related Problems

Find third proportional to 41,120 and 88,642
Half scale
Find third proportional to 164,480 and 354,568
Double scale
Find third proportional to 82,242 and 177,288
Similar ratio
Find third proportional to 123,360 and 265,926
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.