Home / 99,346.50-211,815

Finding the Third Proportional to 99,346.50 and 211,815

Calculator

Solution

The third proportional to 99,346.50 and 211,815 is: 451,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,346.50 : 211,815 = 211,815 : x
  2. Step 2: Convert to fraction form
    99,346.50/211,815 = 211,815/x
  3. Step 3: Cross multiply
    99,346.50x = 211,815 × 211,815
  4. Step 4: Simplify right side
    99,346.50x = 44,865,594,225
  5. Step 5: Solve for x
    x = 44,865,594,225/99,346.50
  6. Step 6: Final answer
    x = 451,607.20

Related Problems

Find third proportional to 49,673.25 and 105,907.50
Half scale
Find third proportional to 198,693 and 423,630
Double scale
Find third proportional to 99,349 and 211,819
Similar ratio
Find third proportional to 149,019.75 and 317,722.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.