Home / 54,115-73,721

Finding the Third Proportional to 54,115 and 73,721

Calculator

Solution

The third proportional to 54,115 and 73,721 is: 100,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115 : 73,721 = 73,721 : x
  2. Step 2: Convert to fraction form
    54,115/73,721 = 73,721/x
  3. Step 3: Cross multiply
    54,115x = 73,721 × 73,721
  4. Step 4: Simplify right side
    54,115x = 5,434,785,841
  5. Step 5: Solve for x
    x = 5,434,785,841/54,115
  6. Step 6: Final answer
    x = 100,430.30

Related Problems

Find third proportional to 27,057.50 and 36,860.50
Half scale
Find third proportional to 108,230 and 147,442
Double scale
Find third proportional to 54,117 and 73,724
Similar ratio
Find third proportional to 81,172.50 and 110,581.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.