Home / 131,704-209,220

Finding the Third Proportional to 131,704 and 209,220

Calculator

Solution

The third proportional to 131,704 and 209,220 is: 332,358.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,704 : 209,220 = 209,220 : x
  2. Step 2: Convert to fraction form
    131,704/209,220 = 209,220/x
  3. Step 3: Cross multiply
    131,704x = 209,220 × 209,220
  4. Step 4: Simplify right side
    131,704x = 43,773,008,400
  5. Step 5: Solve for x
    x = 43,773,008,400/131,704
  6. Step 6: Final answer
    x = 332,358.99

Related Problems

Find third proportional to 65,852 and 104,610
Half scale
Find third proportional to 263,408 and 418,440
Double scale
Find third proportional to 131,706 and 209,223
Similar ratio
Find third proportional to 197,556 and 313,830
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.