Home / 88,942-138,516

Finding the Third Proportional to 88,942 and 138,516

Calculator

Solution

The third proportional to 88,942 and 138,516 is: 215,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,942 : 138,516 = 138,516 : x
  2. Step 2: Convert to fraction form
    88,942/138,516 = 138,516/x
  3. Step 3: Cross multiply
    88,942x = 138,516 × 138,516
  4. Step 4: Simplify right side
    88,942x = 19,186,682,256
  5. Step 5: Solve for x
    x = 19,186,682,256/88,942
  6. Step 6: Final answer
    x = 215,721.28

Related Problems

Find third proportional to 44,471 and 69,258
Half scale
Find third proportional to 177,884 and 277,032
Double scale
Find third proportional to 88,944 and 138,519
Similar ratio
Find third proportional to 133,413 and 207,774
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.