Home / 67,122-146,865

Finding the Third Proportional to 67,122 and 146,865

Calculator

Solution

The third proportional to 67,122 and 146,865 is: 321,345.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,122 : 146,865 = 146,865 : x
  2. Step 2: Convert to fraction form
    67,122/146,865 = 146,865/x
  3. Step 3: Cross multiply
    67,122x = 146,865 × 146,865
  4. Step 4: Simplify right side
    67,122x = 21,569,328,225
  5. Step 5: Solve for x
    x = 21,569,328,225/67,122
  6. Step 6: Final answer
    x = 321,345.14

Related Problems

Find third proportional to 33,561 and 73,432.50
Half scale
Find third proportional to 134,244 and 293,730
Double scale
Find third proportional to 67,124 and 146,869
Similar ratio
Find third proportional to 100,683 and 220,297.50
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.