Home / 99,850-217,196

Finding the Third Proportional to 99,850 and 217,196

Calculator

Solution

The third proportional to 99,850 and 217,196 is: 472,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,850 : 217,196 = 217,196 : x
  2. Step 2: Convert to fraction form
    99,850/217,196 = 217,196/x
  3. Step 3: Cross multiply
    99,850x = 217,196 × 217,196
  4. Step 4: Simplify right side
    99,850x = 47,174,102,416
  5. Step 5: Solve for x
    x = 47,174,102,416/99,850
  6. Step 6: Final answer
    x = 472,449.70

Related Problems

Find third proportional to 49,925 and 108,598
Half scale
Find third proportional to 199,700 and 434,392
Double scale
Find third proportional to 99,852 and 217,200
Similar ratio
Find third proportional to 149,775 and 325,794
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.