Home / 79,704-169,128

Finding the Third Proportional to 79,704 and 169,128

Calculator

Solution

The third proportional to 79,704 and 169,128 is: 358,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,704 : 169,128 = 169,128 : x
  2. Step 2: Convert to fraction form
    79,704/169,128 = 169,128/x
  3. Step 3: Cross multiply
    79,704x = 169,128 × 169,128
  4. Step 4: Simplify right side
    79,704x = 28,604,280,384
  5. Step 5: Solve for x
    x = 28,604,280,384/79,704
  6. Step 6: Final answer
    x = 358,881.37

Related Problems

Find third proportional to 39,852 and 84,564
Half scale
Find third proportional to 159,408 and 338,256
Double scale
Find third proportional to 79,706 and 169,132
Similar ratio
Find third proportional to 119,556 and 253,692
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.