Home / 126,648-197,730

Finding the Third Proportional to 126,648 and 197,730

Calculator

Solution

The third proportional to 126,648 and 197,730 is: 308,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,648 : 197,730 = 197,730 : x
  2. Step 2: Convert to fraction form
    126,648/197,730 = 197,730/x
  3. Step 3: Cross multiply
    126,648x = 197,730 × 197,730
  4. Step 4: Simplify right side
    126,648x = 39,097,152,900
  5. Step 5: Solve for x
    x = 39,097,152,900/126,648
  6. Step 6: Final answer
    x = 308,707.23

Related Problems

Find third proportional to 63,324 and 98,865
Half scale
Find third proportional to 253,296 and 395,460
Double scale
Find third proportional to 126,650 and 197,733
Similar ratio
Find third proportional to 189,972 and 296,595
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.