Home / 68,799-141,880.50

Finding the Third Proportional to 68,799 and 141,880.50

Calculator

Solution

The third proportional to 68,799 and 141,880.50 is: 292,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,799 : 141,880.50 = 141,880.50 : x
  2. Step 2: Convert to fraction form
    68,799/141,880.50 = 141,880.50/x
  3. Step 3: Cross multiply
    68,799x = 141,880.50 × 141,880.50
  4. Step 4: Simplify right side
    68,799x = 20,130,076,280.25
  5. Step 5: Solve for x
    x = 20,130,076,280.25/68,799
  6. Step 6: Final answer
    x = 292,592.57

Related Problems

Find third proportional to 34,399.50 and 70,940.25
Half scale
Find third proportional to 137,598 and 283,761
Double scale
Find third proportional to 68,801 and 141,885
Similar ratio
Find third proportional to 103,198.50 and 212,820.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.