Home / 38,272-81,097

Finding the Third Proportional to 38,272 and 81,097

Calculator

Solution

The third proportional to 38,272 and 81,097 is: 171,841.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,272 : 81,097 = 81,097 : x
  2. Step 2: Convert to fraction form
    38,272/81,097 = 81,097/x
  3. Step 3: Cross multiply
    38,272x = 81,097 × 81,097
  4. Step 4: Simplify right side
    38,272x = 6,576,723,409
  5. Step 5: Solve for x
    x = 6,576,723,409/38,272
  6. Step 6: Final answer
    x = 171,841.64

Related Problems

Find third proportional to 19,136 and 40,548.50
Half scale
Find third proportional to 76,544 and 162,194
Double scale
Find third proportional to 38,274 and 81,101
Similar ratio
Find third proportional to 57,408 and 121,645.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.