Home / 72,073-157,722

Finding the Third Proportional to 72,073 and 157,722

Calculator

Solution

The third proportional to 72,073 and 157,722 is: 345,153.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,073 : 157,722 = 157,722 : x
  2. Step 2: Convert to fraction form
    72,073/157,722 = 157,722/x
  3. Step 3: Cross multiply
    72,073x = 157,722 × 157,722
  4. Step 4: Simplify right side
    72,073x = 24,876,229,284
  5. Step 5: Solve for x
    x = 24,876,229,284/72,073
  6. Step 6: Final answer
    x = 345,153.24

Related Problems

Find third proportional to 36,036.50 and 78,861
Half scale
Find third proportional to 144,146 and 315,444
Double scale
Find third proportional to 72,075 and 157,726
Similar ratio
Find third proportional to 108,109.50 and 236,583
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.