Home / 39,026-85,485

Finding the Third Proportional to 39,026 and 85,485

Calculator

Solution

The third proportional to 39,026 and 85,485 is: 187,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,026 : 85,485 = 85,485 : x
  2. Step 2: Convert to fraction form
    39,026/85,485 = 85,485/x
  3. Step 3: Cross multiply
    39,026x = 85,485 × 85,485
  4. Step 4: Simplify right side
    39,026x = 7,307,685,225
  5. Step 5: Solve for x
    x = 7,307,685,225/39,026
  6. Step 6: Final answer
    x = 187,251.71

Related Problems

Find third proportional to 19,513 and 42,742.50
Half scale
Find third proportional to 78,052 and 170,970
Double scale
Find third proportional to 39,028 and 85,489
Similar ratio
Find third proportional to 58,539 and 128,227.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.