Home / 69,640-150,363

Finding the Third Proportional to 69,640 and 150,363

Calculator

Solution

The third proportional to 69,640 and 150,363 is: 324,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640 : 150,363 = 150,363 : x
  2. Step 2: Convert to fraction form
    69,640/150,363 = 150,363/x
  3. Step 3: Cross multiply
    69,640x = 150,363 × 150,363
  4. Step 4: Simplify right side
    69,640x = 22,609,031,769
  5. Step 5: Solve for x
    x = 22,609,031,769/69,640
  6. Step 6: Final answer
    x = 324,655.83

Related Problems

Find third proportional to 34,820 and 75,181.50
Half scale
Find third proportional to 139,280 and 300,726
Double scale
Find third proportional to 69,642 and 150,367
Similar ratio
Find third proportional to 104,460 and 225,544.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.