Home / 143,100-220,050

Finding the Third Proportional to 143,100 and 220,050

Calculator

Solution

The third proportional to 143,100 and 220,050 is: 338,378.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,100 : 220,050 = 220,050 : x
  2. Step 2: Convert to fraction form
    143,100/220,050 = 220,050/x
  3. Step 3: Cross multiply
    143,100x = 220,050 × 220,050
  4. Step 4: Simplify right side
    143,100x = 48,422,002,500
  5. Step 5: Solve for x
    x = 48,422,002,500/143,100
  6. Step 6: Final answer
    x = 338,378.77

Related Problems

Find third proportional to 71,550 and 110,025
Half scale
Find third proportional to 286,200 and 440,100
Double scale
Find third proportional to 143,102 and 220,053
Similar ratio
Find third proportional to 214,650 and 330,075
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.