Home / 66,488-144,052

Finding the Third Proportional to 66,488 and 144,052

Calculator

Solution

The third proportional to 66,488 and 144,052 is: 312,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,488 : 144,052 = 144,052 : x
  2. Step 2: Convert to fraction form
    66,488/144,052 = 144,052/x
  3. Step 3: Cross multiply
    66,488x = 144,052 × 144,052
  4. Step 4: Simplify right side
    66,488x = 20,750,978,704
  5. Step 5: Solve for x
    x = 20,750,978,704/66,488
  6. Step 6: Final answer
    x = 312,101.11

Related Problems

Find third proportional to 33,244 and 72,026
Half scale
Find third proportional to 132,976 and 288,104
Double scale
Find third proportional to 66,490 and 144,056
Similar ratio
Find third proportional to 99,732 and 216,078
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.