Home / 115,462-172,725

Finding the Third Proportional to 115,462 and 172,725

Calculator

Solution

The third proportional to 115,462 and 172,725 is: 258,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,462 : 172,725 = 172,725 : x
  2. Step 2: Convert to fraction form
    115,462/172,725 = 172,725/x
  3. Step 3: Cross multiply
    115,462x = 172,725 × 172,725
  4. Step 4: Simplify right side
    115,462x = 29,833,925,625
  5. Step 5: Solve for x
    x = 29,833,925,625/115,462
  6. Step 6: Final answer
    x = 258,387.40

Related Problems

Find third proportional to 57,731 and 86,362.50
Half scale
Find third proportional to 230,924 and 345,450
Double scale
Find third proportional to 115,464 and 172,728
Similar ratio
Find third proportional to 173,193 and 259,087.50
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.