Home / 55,586-121,508

Finding the Third Proportional to 55,586 and 121,508

Calculator

Solution

The third proportional to 55,586 and 121,508 is: 265,609.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,586 : 121,508 = 121,508 : x
  2. Step 2: Convert to fraction form
    55,586/121,508 = 121,508/x
  3. Step 3: Cross multiply
    55,586x = 121,508 × 121,508
  4. Step 4: Simplify right side
    55,586x = 14,764,194,064
  5. Step 5: Solve for x
    x = 14,764,194,064/55,586
  6. Step 6: Final answer
    x = 265,609.94

Related Problems

Find third proportional to 27,793 and 60,754
Half scale
Find third proportional to 111,172 and 243,016
Double scale
Find third proportional to 55,588 and 121,512
Similar ratio
Find third proportional to 83,379 and 182,262
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.