Home / 63,516-139,564

Finding the Third Proportional to 63,516 and 139,564

Calculator

Solution

The third proportional to 63,516 and 139,564 is: 306,664.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,516 : 139,564 = 139,564 : x
  2. Step 2: Convert to fraction form
    63,516/139,564 = 139,564/x
  3. Step 3: Cross multiply
    63,516x = 139,564 × 139,564
  4. Step 4: Simplify right side
    63,516x = 19,478,110,096
  5. Step 5: Solve for x
    x = 19,478,110,096/63,516
  6. Step 6: Final answer
    x = 306,664.62

Related Problems

Find third proportional to 31,758 and 69,782
Half scale
Find third proportional to 127,032 and 279,128
Double scale
Find third proportional to 63,518 and 139,568
Similar ratio
Find third proportional to 95,274 and 209,346
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.