Home / 56,210-84,686

Finding the Third Proportional to 56,210 and 84,686

Calculator

Solution

The third proportional to 56,210 and 84,686 is: 127,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,210 : 84,686 = 84,686 : x
  2. Step 2: Convert to fraction form
    56,210/84,686 = 84,686/x
  3. Step 3: Cross multiply
    56,210x = 84,686 × 84,686
  4. Step 4: Simplify right side
    56,210x = 7,171,718,596
  5. Step 5: Solve for x
    x = 7,171,718,596/56,210
  6. Step 6: Final answer
    x = 127,587.95

Related Problems

Find third proportional to 28,105 and 42,343
Half scale
Find third proportional to 112,420 and 169,372
Double scale
Find third proportional to 56,212 and 84,689
Similar ratio
Find third proportional to 84,315 and 127,029
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.