Home / 61,272-126,384

Finding the Third Proportional to 61,272 and 126,384

Calculator

Solution

The third proportional to 61,272 and 126,384 is: 260,688.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,272 : 126,384 = 126,384 : x
  2. Step 2: Convert to fraction form
    61,272/126,384 = 126,384/x
  3. Step 3: Cross multiply
    61,272x = 126,384 × 126,384
  4. Step 4: Simplify right side
    61,272x = 15,972,915,456
  5. Step 5: Solve for x
    x = 15,972,915,456/61,272
  6. Step 6: Final answer
    x = 260,688.66

Related Problems

Find third proportional to 30,636 and 63,192
Half scale
Find third proportional to 122,544 and 252,768
Double scale
Find third proportional to 61,274 and 126,388
Similar ratio
Find third proportional to 91,908 and 189,576
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.