Home / 41,799-90,129

Finding the Third Proportional to 41,799 and 90,129

Calculator

Solution

The third proportional to 41,799 and 90,129 is: 194,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,799 : 90,129 = 90,129 : x
  2. Step 2: Convert to fraction form
    41,799/90,129 = 90,129/x
  3. Step 3: Cross multiply
    41,799x = 90,129 × 90,129
  4. Step 4: Simplify right side
    41,799x = 8,123,236,641
  5. Step 5: Solve for x
    x = 8,123,236,641/41,799
  6. Step 6: Final answer
    x = 194,340.45

Related Problems

Find third proportional to 20,899.50 and 45,064.50
Half scale
Find third proportional to 83,598 and 180,258
Double scale
Find third proportional to 41,801 and 90,133
Similar ratio
Find third proportional to 62,698.50 and 135,193.50
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.