Home / 38,538-87,910

Finding the Third Proportional to 38,538 and 87,910

Calculator

Solution

The third proportional to 38,538 and 87,910 is: 200,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,538 : 87,910 = 87,910 : x
  2. Step 2: Convert to fraction form
    38,538/87,910 = 87,910/x
  3. Step 3: Cross multiply
    38,538x = 87,910 × 87,910
  4. Step 4: Simplify right side
    38,538x = 7,728,168,100
  5. Step 5: Solve for x
    x = 7,728,168,100/38,538
  6. Step 6: Final answer
    x = 200,533.71

Related Problems

Find third proportional to 19,269 and 43,955
Half scale
Find third proportional to 77,076 and 175,820
Double scale
Find third proportional to 38,540 and 87,915
Similar ratio
Find third proportional to 57,807 and 131,865
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.