Home / 129,686-282,094

Finding the Third Proportional to 129,686 and 282,094

Calculator

Solution

The third proportional to 129,686 and 282,094 is: 613,613.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,686 : 282,094 = 282,094 : x
  2. Step 2: Convert to fraction form
    129,686/282,094 = 282,094/x
  3. Step 3: Cross multiply
    129,686x = 282,094 × 282,094
  4. Step 4: Simplify right side
    129,686x = 79,577,024,836
  5. Step 5: Solve for x
    x = 79,577,024,836/129,686
  6. Step 6: Final answer
    x = 613,613.07

Related Problems

Find third proportional to 64,843 and 141,047
Half scale
Find third proportional to 259,372 and 564,188
Double scale
Find third proportional to 129,688 and 282,098
Similar ratio
Find third proportional to 194,529 and 423,141
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.