Home / 71,190-155,772

Finding the Third Proportional to 71,190 and 155,772

Calculator

Solution

The third proportional to 71,190 and 155,772 is: 340,847.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,190 : 155,772 = 155,772 : x
  2. Step 2: Convert to fraction form
    71,190/155,772 = 155,772/x
  3. Step 3: Cross multiply
    71,190x = 155,772 × 155,772
  4. Step 4: Simplify right side
    71,190x = 24,264,915,984
  5. Step 5: Solve for x
    x = 24,264,915,984/71,190
  6. Step 6: Final answer
    x = 340,847.25

Related Problems

Find third proportional to 35,595 and 77,886
Half scale
Find third proportional to 142,380 and 311,544
Double scale
Find third proportional to 71,192 and 155,776
Similar ratio
Find third proportional to 106,785 and 233,658
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.