Home / 68,313-103,851

Finding the Third Proportional to 68,313 and 103,851

Calculator

Solution

The third proportional to 68,313 and 103,851 is: 157,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,313 : 103,851 = 103,851 : x
  2. Step 2: Convert to fraction form
    68,313/103,851 = 103,851/x
  3. Step 3: Cross multiply
    68,313x = 103,851 × 103,851
  4. Step 4: Simplify right side
    68,313x = 10,785,030,201
  5. Step 5: Solve for x
    x = 10,785,030,201/68,313
  6. Step 6: Final answer
    x = 157,876.69

Related Problems

Find third proportional to 34,156.50 and 51,925.50
Half scale
Find third proportional to 136,626 and 207,702
Double scale
Find third proportional to 68,315 and 103,854
Similar ratio
Find third proportional to 102,469.50 and 155,776.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.