Home / 69,758-143,224

Finding the Third Proportional to 69,758 and 143,224

Calculator

Solution

The third proportional to 69,758 and 143,224 is: 294,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,758 : 143,224 = 143,224 : x
  2. Step 2: Convert to fraction form
    69,758/143,224 = 143,224/x
  3. Step 3: Cross multiply
    69,758x = 143,224 × 143,224
  4. Step 4: Simplify right side
    69,758x = 20,513,114,176
  5. Step 5: Solve for x
    x = 20,513,114,176/69,758
  6. Step 6: Final answer
    x = 294,061.10

Related Problems

Find third proportional to 34,879 and 71,612
Half scale
Find third proportional to 139,516 and 286,448
Double scale
Find third proportional to 69,760 and 143,228
Similar ratio
Find third proportional to 104,637 and 214,836
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.