Home / 71,835-145,722

Finding the Third Proportional to 71,835 and 145,722

Calculator

Solution

The third proportional to 71,835 and 145,722 is: 295,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,835 : 145,722 = 145,722 : x
  2. Step 2: Convert to fraction form
    71,835/145,722 = 145,722/x
  3. Step 3: Cross multiply
    71,835x = 145,722 × 145,722
  4. Step 4: Simplify right side
    71,835x = 21,234,901,284
  5. Step 5: Solve for x
    x = 21,234,901,284/71,835
  6. Step 6: Final answer
    x = 295,606.62

Related Problems

Find third proportional to 35,917.50 and 72,861
Half scale
Find third proportional to 143,670 and 291,444
Double scale
Find third proportional to 71,837 and 145,726
Similar ratio
Find third proportional to 107,752.50 and 218,583
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.