Home / 76,695-157,107

Finding the Third Proportional to 76,695 and 157,107

Calculator

Solution

The third proportional to 76,695 and 157,107 is: 321,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,695 : 157,107 = 157,107 : x
  2. Step 2: Convert to fraction form
    76,695/157,107 = 157,107/x
  3. Step 3: Cross multiply
    76,695x = 157,107 × 157,107
  4. Step 4: Simplify right side
    76,695x = 24,682,609,449
  5. Step 5: Solve for x
    x = 24,682,609,449/76,695
  6. Step 6: Final answer
    x = 321,828.14

Related Problems

Find third proportional to 38,347.50 and 78,553.50
Half scale
Find third proportional to 153,390 and 314,214
Double scale
Find third proportional to 76,697 and 157,111
Similar ratio
Find third proportional to 115,042.50 and 235,660.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.