Home / 69,367-103,859

Finding the Third Proportional to 69,367 and 103,859

Calculator

Solution

The third proportional to 69,367 and 103,859 is: 155,501.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,367 : 103,859 = 103,859 : x
  2. Step 2: Convert to fraction form
    69,367/103,859 = 103,859/x
  3. Step 3: Cross multiply
    69,367x = 103,859 × 103,859
  4. Step 4: Simplify right side
    69,367x = 10,786,691,881
  5. Step 5: Solve for x
    x = 10,786,691,881/69,367
  6. Step 6: Final answer
    x = 155,501.78

Related Problems

Find third proportional to 34,683.50 and 51,929.50
Half scale
Find third proportional to 138,734 and 207,718
Double scale
Find third proportional to 69,369 and 103,862
Similar ratio
Find third proportional to 104,050.50 and 155,788.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.