Home / 98,556-211,872

Finding the Third Proportional to 98,556 and 211,872

Calculator

Solution

The third proportional to 98,556 and 211,872 is: 455,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,556 : 211,872 = 211,872 : x
  2. Step 2: Convert to fraction form
    98,556/211,872 = 211,872/x
  3. Step 3: Cross multiply
    98,556x = 211,872 × 211,872
  4. Step 4: Simplify right side
    98,556x = 44,889,744,384
  5. Step 5: Solve for x
    x = 44,889,744,384/98,556
  6. Step 6: Final answer
    x = 455,474.50

Related Problems

Find third proportional to 49,278 and 105,936
Half scale
Find third proportional to 197,112 and 423,744
Double scale
Find third proportional to 98,558 and 211,876
Similar ratio
Find third proportional to 147,834 and 317,808
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.