Home / 77,448-115,868

Finding the Third Proportional to 77,448 and 115,868

Calculator

Solution

The third proportional to 77,448 and 115,868 is: 173,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,448 : 115,868 = 115,868 : x
  2. Step 2: Convert to fraction form
    77,448/115,868 = 115,868/x
  3. Step 3: Cross multiply
    77,448x = 115,868 × 115,868
  4. Step 4: Simplify right side
    77,448x = 13,425,393,424
  5. Step 5: Solve for x
    x = 13,425,393,424/77,448
  6. Step 6: Final answer
    x = 173,347.19

Related Problems

Find third proportional to 38,724 and 57,934
Half scale
Find third proportional to 154,896 and 231,736
Double scale
Find third proportional to 77,450 and 115,871
Similar ratio
Find third proportional to 116,172 and 173,802
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.