Home / 115,080-180,828

Finding the Third Proportional to 115,080 and 180,828

Calculator

Solution

The third proportional to 115,080 and 180,828 is: 284,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,080 : 180,828 = 180,828 : x
  2. Step 2: Convert to fraction form
    115,080/180,828 = 180,828/x
  3. Step 3: Cross multiply
    115,080x = 180,828 × 180,828
  4. Step 4: Simplify right side
    115,080x = 32,698,765,584
  5. Step 5: Solve for x
    x = 32,698,765,584/115,080
  6. Step 6: Final answer
    x = 284,139.43

Related Problems

Find third proportional to 57,540 and 90,414
Half scale
Find third proportional to 230,160 and 361,656
Double scale
Find third proportional to 115,082 and 180,831
Similar ratio
Find third proportional to 172,620 and 271,242
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.