Home / 77,328-162,954

Finding the Third Proportional to 77,328 and 162,954

Calculator

Solution

The third proportional to 77,328 and 162,954 is: 343,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,328 : 162,954 = 162,954 : x
  2. Step 2: Convert to fraction form
    77,328/162,954 = 162,954/x
  3. Step 3: Cross multiply
    77,328x = 162,954 × 162,954
  4. Step 4: Simplify right side
    77,328x = 26,554,006,116
  5. Step 5: Solve for x
    x = 26,554,006,116/77,328
  6. Step 6: Final answer
    x = 343,394.45

Related Problems

Find third proportional to 38,664 and 81,477
Half scale
Find third proportional to 154,656 and 325,908
Double scale
Find third proportional to 77,330 and 162,958
Similar ratio
Find third proportional to 115,992 and 244,431
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.