Home / 68,480-142,336

Finding the Third Proportional to 68,480 and 142,336

Calculator

Solution

The third proportional to 68,480 and 142,336 is: 295,846.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,480 : 142,336 = 142,336 : x
  2. Step 2: Convert to fraction form
    68,480/142,336 = 142,336/x
  3. Step 3: Cross multiply
    68,480x = 142,336 × 142,336
  4. Step 4: Simplify right side
    68,480x = 20,259,536,896
  5. Step 5: Solve for x
    x = 20,259,536,896/68,480
  6. Step 6: Final answer
    x = 295,846.04

Related Problems

Find third proportional to 34,240 and 71,168
Half scale
Find third proportional to 136,960 and 284,672
Double scale
Find third proportional to 68,482 and 142,340
Similar ratio
Find third proportional to 102,720 and 213,504
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.