Home / 99,904-209,044

Finding the Third Proportional to 99,904 and 209,044

Calculator

Solution

The third proportional to 99,904 and 209,044 is: 437,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,904 : 209,044 = 209,044 : x
  2. Step 2: Convert to fraction form
    99,904/209,044 = 209,044/x
  3. Step 3: Cross multiply
    99,904x = 209,044 × 209,044
  4. Step 4: Simplify right side
    99,904x = 43,699,393,936
  5. Step 5: Solve for x
    x = 43,699,393,936/99,904
  6. Step 6: Final answer
    x = 437,413.86

Related Problems

Find third proportional to 49,952 and 104,522
Half scale
Find third proportional to 199,808 and 418,088
Double scale
Find third proportional to 99,906 and 209,048
Similar ratio
Find third proportional to 149,856 and 313,566
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.