Home / 115,987-247,166

Finding the Third Proportional to 115,987 and 247,166

Calculator

Solution

The third proportional to 115,987 and 247,166 is: 526,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,987 : 247,166 = 247,166 : x
  2. Step 2: Convert to fraction form
    115,987/247,166 = 247,166/x
  3. Step 3: Cross multiply
    115,987x = 247,166 × 247,166
  4. Step 4: Simplify right side
    115,987x = 61,091,031,556
  5. Step 5: Solve for x
    x = 61,091,031,556/115,987
  6. Step 6: Final answer
    x = 526,705.85

Related Problems

Find third proportional to 57,993.50 and 123,583
Half scale
Find third proportional to 231,974 and 494,332
Double scale
Find third proportional to 115,989 and 247,170
Similar ratio
Find third proportional to 173,980.50 and 370,749
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.