Home / 105,728-163,904

Finding the Third Proportional to 105,728 and 163,904

Calculator

Solution

The third proportional to 105,728 and 163,904 is: 254,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,728 : 163,904 = 163,904 : x
  2. Step 2: Convert to fraction form
    105,728/163,904 = 163,904/x
  3. Step 3: Cross multiply
    105,728x = 163,904 × 163,904
  4. Step 4: Simplify right side
    105,728x = 26,864,521,216
  5. Step 5: Solve for x
    x = 26,864,521,216/105,728
  6. Step 6: Final answer
    x = 254,090.89

Related Problems

Find third proportional to 52,864 and 81,952
Half scale
Find third proportional to 211,456 and 327,808
Double scale
Find third proportional to 105,730 and 163,907
Similar ratio
Find third proportional to 158,592 and 245,856
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.