Home / 145,302-218,099

Finding the Third Proportional to 145,302 and 218,099

Calculator

Solution

The third proportional to 145,302 and 218,099 is: 327,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,302 : 218,099 = 218,099 : x
  2. Step 2: Convert to fraction form
    145,302/218,099 = 218,099/x
  3. Step 3: Cross multiply
    145,302x = 218,099 × 218,099
  4. Step 4: Simplify right side
    145,302x = 47,567,173,801
  5. Step 5: Solve for x
    x = 47,567,173,801/145,302
  6. Step 6: Final answer
    x = 327,367.65

Related Problems

Find third proportional to 72,651 and 109,049.50
Half scale
Find third proportional to 290,604 and 436,198
Double scale
Find third proportional to 145,304 and 218,102
Similar ratio
Find third proportional to 217,953 and 327,148.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.