Home / 77,606-169,427

Finding the Third Proportional to 77,606 and 169,427

Calculator

Solution

The third proportional to 77,606 and 169,427 is: 369,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,606 : 169,427 = 169,427 : x
  2. Step 2: Convert to fraction form
    77,606/169,427 = 169,427/x
  3. Step 3: Cross multiply
    77,606x = 169,427 × 169,427
  4. Step 4: Simplify right side
    77,606x = 28,705,508,329
  5. Step 5: Solve for x
    x = 28,705,508,329/77,606
  6. Step 6: Final answer
    x = 369,887.74

Related Problems

Find third proportional to 38,803 and 84,713.50
Half scale
Find third proportional to 155,212 and 338,854
Double scale
Find third proportional to 77,608 and 169,431
Similar ratio
Find third proportional to 116,409 and 254,140.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.