Home / 66,448-144,064

Finding the Third Proportional to 66,448 and 144,064

Calculator

Solution

The third proportional to 66,448 and 144,064 is: 312,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,448 : 144,064 = 144,064 : x
  2. Step 2: Convert to fraction form
    66,448/144,064 = 144,064/x
  3. Step 3: Cross multiply
    66,448x = 144,064 × 144,064
  4. Step 4: Simplify right side
    66,448x = 20,754,436,096
  5. Step 5: Solve for x
    x = 20,754,436,096/66,448
  6. Step 6: Final answer
    x = 312,341.02

Related Problems

Find third proportional to 33,224 and 72,032
Half scale
Find third proportional to 132,896 and 288,128
Double scale
Find third proportional to 66,450 and 144,068
Similar ratio
Find third proportional to 99,672 and 216,096
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.