Home / 49,660-117,129

Finding the Third Proportional to 49,660 and 117,129

Calculator

Solution

The third proportional to 49,660 and 117,129 is: 276,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,660 : 117,129 = 117,129 : x
  2. Step 2: Convert to fraction form
    49,660/117,129 = 117,129/x
  3. Step 3: Cross multiply
    49,660x = 117,129 × 117,129
  4. Step 4: Simplify right side
    49,660x = 13,719,202,641
  5. Step 5: Solve for x
    x = 13,719,202,641/49,660
  6. Step 6: Final answer
    x = 276,262.64

Related Problems

Find third proportional to 24,830 and 58,564.50
Half scale
Find third proportional to 99,320 and 234,258
Double scale
Find third proportional to 49,662 and 117,134
Similar ratio
Find third proportional to 74,490 and 175,693.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.