Home / 39,108-83,772

Finding the Third Proportional to 39,108 and 83,772

Calculator

Solution

The third proportional to 39,108 and 83,772 is: 179,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,108 : 83,772 = 83,772 : x
  2. Step 2: Convert to fraction form
    39,108/83,772 = 83,772/x
  3. Step 3: Cross multiply
    39,108x = 83,772 × 83,772
  4. Step 4: Simplify right side
    39,108x = 7,017,747,984
  5. Step 5: Solve for x
    x = 7,017,747,984/39,108
  6. Step 6: Final answer
    x = 179,445.33

Related Problems

Find third proportional to 19,554 and 41,886
Half scale
Find third proportional to 78,216 and 167,544
Double scale
Find third proportional to 39,110 and 83,776
Similar ratio
Find third proportional to 58,662 and 125,658
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.