Home / 28,661-63,136

Finding the Third Proportional to 28,661 and 63,136

Calculator

Solution

The third proportional to 28,661 and 63,136 is: 139,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,661 : 63,136 = 63,136 : x
  2. Step 2: Convert to fraction form
    28,661/63,136 = 63,136/x
  3. Step 3: Cross multiply
    28,661x = 63,136 × 63,136
  4. Step 4: Simplify right side
    28,661x = 3,986,154,496
  5. Step 5: Solve for x
    x = 3,986,154,496/28,661
  6. Step 6: Final answer
    x = 139,079.39

Related Problems

Find third proportional to 14,330.50 and 31,568
Half scale
Find third proportional to 57,322 and 126,272
Double scale
Find third proportional to 28,663 and 63,140
Similar ratio
Find third proportional to 42,991.50 and 94,704
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.