Home / 108,270-170,079.75

Finding the Third Proportional to 108,270 and 170,079.75

Calculator

Solution

The third proportional to 108,270 and 170,079.75 is: 267,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,270 : 170,079.75 = 170,079.75 : x
  2. Step 2: Convert to fraction form
    108,270/170,079.75 = 170,079.75/x
  3. Step 3: Cross multiply
    108,270x = 170,079.75 × 170,079.75
  4. Step 4: Simplify right side
    108,270x = 28,927,121,360.06
  5. Step 5: Solve for x
    x = 28,927,121,360.06/108,270
  6. Step 6: Final answer
    x = 267,175.78

Related Problems

Find third proportional to 54,135 and 85,039.88
Half scale
Find third proportional to 216,540 and 340,159.50
Double scale
Find third proportional to 108,272 and 170,083
Similar ratio
Find third proportional to 162,405 and 255,119.63
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.