Home / 39,040-85,484

Finding the Third Proportional to 39,040 and 85,484

Calculator

Solution

The third proportional to 39,040 and 85,484 is: 187,180.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040 : 85,484 = 85,484 : x
  2. Step 2: Convert to fraction form
    39,040/85,484 = 85,484/x
  3. Step 3: Cross multiply
    39,040x = 85,484 × 85,484
  4. Step 4: Simplify right side
    39,040x = 7,307,514,256
  5. Step 5: Solve for x
    x = 7,307,514,256/39,040
  6. Step 6: Final answer
    x = 187,180.18

Related Problems

Find third proportional to 19,520 and 42,742
Half scale
Find third proportional to 78,080 and 170,968
Double scale
Find third proportional to 39,042 and 85,488
Similar ratio
Find third proportional to 58,560 and 128,226
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.