Home / 51,356-68,692

Finding the Third Proportional to 51,356 and 68,692

Calculator

Solution

The third proportional to 51,356 and 68,692 is: 91,880.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,356 : 68,692 = 68,692 : x
  2. Step 2: Convert to fraction form
    51,356/68,692 = 68,692/x
  3. Step 3: Cross multiply
    51,356x = 68,692 × 68,692
  4. Step 4: Simplify right side
    51,356x = 4,718,590,864
  5. Step 5: Solve for x
    x = 4,718,590,864/51,356
  6. Step 6: Final answer
    x = 91,880.03

Related Problems

Find third proportional to 25,678 and 34,346
Half scale
Find third proportional to 102,712 and 137,384
Double scale
Find third proportional to 51,358 and 68,695
Similar ratio
Find third proportional to 77,034 and 103,038
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.