Home / 57,713-90,215

Finding the Third Proportional to 57,713 and 90,215

Calculator

Solution

The third proportional to 57,713 and 90,215 is: 141,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,713 : 90,215 = 90,215 : x
  2. Step 2: Convert to fraction form
    57,713/90,215 = 90,215/x
  3. Step 3: Cross multiply
    57,713x = 90,215 × 90,215
  4. Step 4: Simplify right side
    57,713x = 8,138,746,225
  5. Step 5: Solve for x
    x = 8,138,746,225/57,713
  6. Step 6: Final answer
    x = 141,021.02

Related Problems

Find third proportional to 28,856.50 and 45,107.50
Half scale
Find third proportional to 115,426 and 180,430
Double scale
Find third proportional to 57,715 and 90,218
Similar ratio
Find third proportional to 86,569.50 and 135,322.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.