Home / 90,726-181,815

Finding the Third Proportional to 90,726 and 181,815

Calculator

Solution

The third proportional to 90,726 and 181,815 is: 364,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,726 : 181,815 = 181,815 : x
  2. Step 2: Convert to fraction form
    90,726/181,815 = 181,815/x
  3. Step 3: Cross multiply
    90,726x = 181,815 × 181,815
  4. Step 4: Simplify right side
    90,726x = 33,056,694,225
  5. Step 5: Solve for x
    x = 33,056,694,225/90,726
  6. Step 6: Final answer
    x = 364,357.45

Related Problems

Find third proportional to 45,363 and 90,907.50
Half scale
Find third proportional to 181,452 and 363,630
Double scale
Find third proportional to 90,728 and 181,819
Similar ratio
Find third proportional to 136,089 and 272,722.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.00) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.