Home / 61,196-129,744

Finding the Third Proportional to 61,196 and 129,744

Calculator

Solution

The third proportional to 61,196 and 129,744 is: 275,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,196 : 129,744 = 129,744 : x
  2. Step 2: Convert to fraction form
    61,196/129,744 = 129,744/x
  3. Step 3: Cross multiply
    61,196x = 129,744 × 129,744
  4. Step 4: Simplify right side
    61,196x = 16,833,505,536
  5. Step 5: Solve for x
    x = 16,833,505,536/61,196
  6. Step 6: Final answer
    x = 275,075.26

Related Problems

Find third proportional to 30,598 and 64,872
Half scale
Find third proportional to 122,392 and 259,488
Double scale
Find third proportional to 61,198 and 129,748
Similar ratio
Find third proportional to 91,794 and 194,616
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.