Home / 71,666-156,970

Finding the Third Proportional to 71,666 and 156,970

Calculator

Solution

The third proportional to 71,666 and 156,970 is: 343,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,666 : 156,970 = 156,970 : x
  2. Step 2: Convert to fraction form
    71,666/156,970 = 156,970/x
  3. Step 3: Cross multiply
    71,666x = 156,970 × 156,970
  4. Step 4: Simplify right side
    71,666x = 24,639,580,900
  5. Step 5: Solve for x
    x = 24,639,580,900/71,666
  6. Step 6: Final answer
    x = 343,811.30

Related Problems

Find third proportional to 35,833 and 78,485
Half scale
Find third proportional to 143,332 and 313,940
Double scale
Find third proportional to 71,668 and 156,974
Similar ratio
Find third proportional to 107,499 and 235,455
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.