Home / 77,021-165,502

Finding the Third Proportional to 77,021 and 165,502

Calculator

Solution

The third proportional to 77,021 and 165,502 is: 355,629.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,021 : 165,502 = 165,502 : x
  2. Step 2: Convert to fraction form
    77,021/165,502 = 165,502/x
  3. Step 3: Cross multiply
    77,021x = 165,502 × 165,502
  4. Step 4: Simplify right side
    77,021x = 27,390,912,004
  5. Step 5: Solve for x
    x = 27,390,912,004/77,021
  6. Step 6: Final answer
    x = 355,629.14

Related Problems

Find third proportional to 38,510.50 and 82,751
Half scale
Find third proportional to 154,042 and 331,004
Double scale
Find third proportional to 77,023 and 165,506
Similar ratio
Find third proportional to 115,531.50 and 248,253
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.