Home / 136,910-275,853

Finding the Third Proportional to 136,910 and 275,853

Calculator

Solution

The third proportional to 136,910 and 275,853 is: 555,802.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,910 : 275,853 = 275,853 : x
  2. Step 2: Convert to fraction form
    136,910/275,853 = 275,853/x
  3. Step 3: Cross multiply
    136,910x = 275,853 × 275,853
  4. Step 4: Simplify right side
    136,910x = 76,094,877,609
  5. Step 5: Solve for x
    x = 76,094,877,609/136,910
  6. Step 6: Final answer
    x = 555,802.19

Related Problems

Find third proportional to 68,455 and 137,926.50
Half scale
Find third proportional to 273,820 and 551,706
Double scale
Find third proportional to 136,912 and 275,857
Similar ratio
Find third proportional to 205,365 and 413,779.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.01) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.