Home / 77,084-115,104

Finding the Third Proportional to 77,084 and 115,104

Calculator

Solution

The third proportional to 77,084 and 115,104 is: 171,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,084 : 115,104 = 115,104 : x
  2. Step 2: Convert to fraction form
    77,084/115,104 = 115,104/x
  3. Step 3: Cross multiply
    77,084x = 115,104 × 115,104
  4. Step 4: Simplify right side
    77,084x = 13,248,930,816
  5. Step 5: Solve for x
    x = 13,248,930,816/77,084
  6. Step 6: Final answer
    x = 171,876.53

Related Problems

Find third proportional to 38,542 and 57,552
Half scale
Find third proportional to 154,168 and 230,208
Double scale
Find third proportional to 77,086 and 115,107
Similar ratio
Find third proportional to 115,626 and 172,656
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.