Home / 37,078-87,489

Finding the Third Proportional to 37,078 and 87,489

Calculator

Solution

The third proportional to 37,078 and 87,489 is: 206,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078 : 87,489 = 87,489 : x
  2. Step 2: Convert to fraction form
    37,078/87,489 = 87,489/x
  3. Step 3: Cross multiply
    37,078x = 87,489 × 87,489
  4. Step 4: Simplify right side
    37,078x = 7,654,325,121
  5. Step 5: Solve for x
    x = 7,654,325,121/37,078
  6. Step 6: Final answer
    x = 206,438.46

Related Problems

Find third proportional to 18,539 and 43,744.50
Half scale
Find third proportional to 74,156 and 174,978
Double scale
Find third proportional to 37,080 and 87,494
Similar ratio
Find third proportional to 55,617 and 131,233.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.