Home / 107,206-153,721

Finding the Third Proportional to 107,206 and 153,721

Calculator

Solution

The third proportional to 107,206 and 153,721 is: 220,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,206 : 153,721 = 153,721 : x
  2. Step 2: Convert to fraction form
    107,206/153,721 = 153,721/x
  3. Step 3: Cross multiply
    107,206x = 153,721 × 153,721
  4. Step 4: Simplify right side
    107,206x = 23,630,145,841
  5. Step 5: Solve for x
    x = 23,630,145,841/107,206
  6. Step 6: Final answer
    x = 220,418.13

Related Problems

Find third proportional to 53,603 and 76,860.50
Half scale
Find third proportional to 214,412 and 307,442
Double scale
Find third proportional to 107,208 and 153,724
Similar ratio
Find third proportional to 160,809 and 230,581.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.