Home / 105,718-163,949

Finding the Third Proportional to 105,718 and 163,949

Calculator

Solution

The third proportional to 105,718 and 163,949 is: 254,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,718 : 163,949 = 163,949 : x
  2. Step 2: Convert to fraction form
    105,718/163,949 = 163,949/x
  3. Step 3: Cross multiply
    105,718x = 163,949 × 163,949
  4. Step 4: Simplify right side
    105,718x = 26,879,274,601
  5. Step 5: Solve for x
    x = 26,879,274,601/105,718
  6. Step 6: Final answer
    x = 254,254.48

Related Problems

Find third proportional to 52,859 and 81,974.50
Half scale
Find third proportional to 211,436 and 327,898
Double scale
Find third proportional to 105,720 and 163,952
Similar ratio
Find third proportional to 158,577 and 245,923.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.