Home / 81,257-124,046

Finding the Third Proportional to 81,257 and 124,046

Calculator

Solution

The third proportional to 81,257 and 124,046 is: 189,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,257 : 124,046 = 124,046 : x
  2. Step 2: Convert to fraction form
    81,257/124,046 = 124,046/x
  3. Step 3: Cross multiply
    81,257x = 124,046 × 124,046
  4. Step 4: Simplify right side
    81,257x = 15,387,410,116
  5. Step 5: Solve for x
    x = 15,387,410,116/81,257
  6. Step 6: Final answer
    x = 189,367.19

Related Problems

Find third proportional to 40,628.50 and 62,023
Half scale
Find third proportional to 162,514 and 248,092
Double scale
Find third proportional to 81,259 and 124,049
Similar ratio
Find third proportional to 121,885.50 and 186,069
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.