Home / 45,381-63,477

Finding the Third Proportional to 45,381 and 63,477

Calculator

Solution

The third proportional to 45,381 and 63,477 is: 88,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,381 : 63,477 = 63,477 : x
  2. Step 2: Convert to fraction form
    45,381/63,477 = 63,477/x
  3. Step 3: Cross multiply
    45,381x = 63,477 × 63,477
  4. Step 4: Simplify right side
    45,381x = 4,029,329,529
  5. Step 5: Solve for x
    x = 4,029,329,529/45,381
  6. Step 6: Final answer
    x = 88,788.91

Related Problems

Find third proportional to 22,690.50 and 31,738.50
Half scale
Find third proportional to 90,762 and 126,954
Double scale
Find third proportional to 45,383 and 63,480
Similar ratio
Find third proportional to 68,071.50 and 95,215.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.