Home / 54,706-85,707

Finding the Third Proportional to 54,706 and 85,707

Calculator

Solution

The third proportional to 54,706 and 85,707 is: 134,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706 : 85,707 = 85,707 : x
  2. Step 2: Convert to fraction form
    54,706/85,707 = 85,707/x
  3. Step 3: Cross multiply
    54,706x = 85,707 × 85,707
  4. Step 4: Simplify right side
    54,706x = 7,345,689,849
  5. Step 5: Solve for x
    x = 7,345,689,849/54,706
  6. Step 6: Final answer
    x = 134,275.76

Related Problems

Find third proportional to 27,353 and 42,853.50
Half scale
Find third proportional to 109,412 and 171,414
Double scale
Find third proportional to 54,708 and 85,710
Similar ratio
Find third proportional to 82,059 and 128,560.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.