Home / 51,914-80,540

Finding the Third Proportional to 51,914 and 80,540

Calculator

Solution

The third proportional to 51,914 and 80,540 is: 124,950.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,914 : 80,540 = 80,540 : x
  2. Step 2: Convert to fraction form
    51,914/80,540 = 80,540/x
  3. Step 3: Cross multiply
    51,914x = 80,540 × 80,540
  4. Step 4: Simplify right side
    51,914x = 6,486,691,600
  5. Step 5: Solve for x
    x = 6,486,691,600/51,914
  6. Step 6: Final answer
    x = 124,950.72

Related Problems

Find third proportional to 25,957 and 40,270
Half scale
Find third proportional to 103,828 and 161,080
Double scale
Find third proportional to 51,916 and 80,543
Similar ratio
Find third proportional to 77,871 and 120,810
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.