Home / 99,295.50-212,805.38

Finding the Third Proportional to 99,295.50 and 212,805.38

Calculator

Solution

The third proportional to 99,295.50 and 212,805.38 is: 456,074.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,295.50 : 212,805.38 = 212,805.38 : x
  2. Step 2: Convert to fraction form
    99,295.50/212,805.38 = 212,805.38/x
  3. Step 3: Cross multiply
    99,295.50x = 212,805.38 × 212,805.38
  4. Step 4: Simplify right side
    99,295.50x = 45,286,127,628.89
  5. Step 5: Solve for x
    x = 45,286,127,628.89/99,295.50
  6. Step 6: Final answer
    x = 456,074.32

Related Problems

Find third proportional to 49,647.75 and 106,402.69
Half scale
Find third proportional to 198,591 and 425,610.75
Double scale
Find third proportional to 99,298 and 212,810
Similar ratio
Find third proportional to 148,943.25 and 319,208.06
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.