Home / 74,568-163,872

Finding the Third Proportional to 74,568 and 163,872

Calculator

Solution

The third proportional to 74,568 and 163,872 is: 360,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,568 : 163,872 = 163,872 : x
  2. Step 2: Convert to fraction form
    74,568/163,872 = 163,872/x
  3. Step 3: Cross multiply
    74,568x = 163,872 × 163,872
  4. Step 4: Simplify right side
    74,568x = 26,854,032,384
  5. Step 5: Solve for x
    x = 26,854,032,384/74,568
  6. Step 6: Final answer
    x = 360,128.10

Related Problems

Find third proportional to 37,284 and 81,936
Half scale
Find third proportional to 149,136 and 327,744
Double scale
Find third proportional to 74,570 and 163,876
Similar ratio
Find third proportional to 111,852 and 245,808
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.