Home / 53,728-126,382

Finding the Third Proportional to 53,728 and 126,382

Calculator

Solution

The third proportional to 53,728 and 126,382 is: 297,282.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728 : 126,382 = 126,382 : x
  2. Step 2: Convert to fraction form
    53,728/126,382 = 126,382/x
  3. Step 3: Cross multiply
    53,728x = 126,382 × 126,382
  4. Step 4: Simplify right side
    53,728x = 15,972,409,924
  5. Step 5: Solve for x
    x = 15,972,409,924/53,728
  6. Step 6: Final answer
    x = 297,282.79

Related Problems

Find third proportional to 26,864 and 63,191
Half scale
Find third proportional to 107,456 and 252,764
Double scale
Find third proportional to 53,730 and 126,387
Similar ratio
Find third proportional to 80,592 and 189,573
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.