Home / 127,215-197,826

Finding the Third Proportional to 127,215 and 197,826

Calculator

Solution

The third proportional to 127,215 and 197,826 is: 307,629.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,215 : 197,826 = 197,826 : x
  2. Step 2: Convert to fraction form
    127,215/197,826 = 197,826/x
  3. Step 3: Cross multiply
    127,215x = 197,826 × 197,826
  4. Step 4: Simplify right side
    127,215x = 39,135,126,276
  5. Step 5: Solve for x
    x = 39,135,126,276/127,215
  6. Step 6: Final answer
    x = 307,629.81

Related Problems

Find third proportional to 63,607.50 and 98,913
Half scale
Find third proportional to 254,430 and 395,652
Double scale
Find third proportional to 127,217 and 197,829
Similar ratio
Find third proportional to 190,822.50 and 296,739
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.