Home / 155,976-223,053

Finding the Third Proportional to 155,976 and 223,053

Calculator

Solution

The third proportional to 155,976 and 223,053 is: 318,976.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,976 : 223,053 = 223,053 : x
  2. Step 2: Convert to fraction form
    155,976/223,053 = 223,053/x
  3. Step 3: Cross multiply
    155,976x = 223,053 × 223,053
  4. Step 4: Simplify right side
    155,976x = 49,752,640,809
  5. Step 5: Solve for x
    x = 49,752,640,809/155,976
  6. Step 6: Final answer
    x = 318,976.26

Related Problems

Find third proportional to 77,988 and 111,526.50
Half scale
Find third proportional to 311,952 and 446,106
Double scale
Find third proportional to 155,978 and 223,056
Similar ratio
Find third proportional to 233,964 and 334,579.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.