Home / 60,207-89,439

Finding the Third Proportional to 60,207 and 89,439

Calculator

Solution

The third proportional to 60,207 and 89,439 is: 132,863.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,207 : 89,439 = 89,439 : x
  2. Step 2: Convert to fraction form
    60,207/89,439 = 89,439/x
  3. Step 3: Cross multiply
    60,207x = 89,439 × 89,439
  4. Step 4: Simplify right side
    60,207x = 7,999,334,721
  5. Step 5: Solve for x
    x = 7,999,334,721/60,207
  6. Step 6: Final answer
    x = 132,863.87

Related Problems

Find third proportional to 30,103.50 and 44,719.50
Half scale
Find third proportional to 120,414 and 178,878
Double scale
Find third proportional to 60,209 and 89,442
Similar ratio
Find third proportional to 90,310.50 and 134,158.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.