Home / 65,361-100,509

Finding the Third Proportional to 65,361 and 100,509

Calculator

Solution

The third proportional to 65,361 and 100,509 is: 154,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,361 : 100,509 = 100,509 : x
  2. Step 2: Convert to fraction form
    65,361/100,509 = 100,509/x
  3. Step 3: Cross multiply
    65,361x = 100,509 × 100,509
  4. Step 4: Simplify right side
    65,361x = 10,102,059,081
  5. Step 5: Solve for x
    x = 10,102,059,081/65,361
  6. Step 6: Final answer
    x = 154,557.90

Related Problems

Find third proportional to 32,680.50 and 50,254.50
Half scale
Find third proportional to 130,722 and 201,018
Double scale
Find third proportional to 65,363 and 100,512
Similar ratio
Find third proportional to 98,041.50 and 150,763.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.