Home / 130,202-199,143

Finding the Third Proportional to 130,202 and 199,143

Calculator

Solution

The third proportional to 130,202 and 199,143 is: 304,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,202 : 199,143 = 199,143 : x
  2. Step 2: Convert to fraction form
    130,202/199,143 = 199,143/x
  3. Step 3: Cross multiply
    130,202x = 199,143 × 199,143
  4. Step 4: Simplify right side
    130,202x = 39,657,934,449
  5. Step 5: Solve for x
    x = 39,657,934,449/130,202
  6. Step 6: Final answer
    x = 304,587.75

Related Problems

Find third proportional to 65,101 and 99,571.50
Half scale
Find third proportional to 260,404 and 398,286
Double scale
Find third proportional to 130,204 and 199,146
Similar ratio
Find third proportional to 195,303 and 298,714.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.