Home / 115,190-171,896

Finding the Third Proportional to 115,190 and 171,896

Calculator

Solution

The third proportional to 115,190 and 171,896 is: 256,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,190 : 171,896 = 171,896 : x
  2. Step 2: Convert to fraction form
    115,190/171,896 = 171,896/x
  3. Step 3: Cross multiply
    115,190x = 171,896 × 171,896
  4. Step 4: Simplify right side
    115,190x = 29,548,234,816
  5. Step 5: Solve for x
    x = 29,548,234,816/115,190
  6. Step 6: Final answer
    x = 256,517.36

Related Problems

Find third proportional to 57,595 and 85,948
Half scale
Find third proportional to 230,380 and 343,792
Double scale
Find third proportional to 115,192 and 171,899
Similar ratio
Find third proportional to 172,785 and 257,844
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.