Home / 99,686-148,089

Finding the Third Proportional to 99,686 and 148,089

Calculator

Solution

The third proportional to 99,686 and 148,089 is: 219,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,686 : 148,089 = 148,089 : x
  2. Step 2: Convert to fraction form
    99,686/148,089 = 148,089/x
  3. Step 3: Cross multiply
    99,686x = 148,089 × 148,089
  4. Step 4: Simplify right side
    99,686x = 21,930,351,921
  5. Step 5: Solve for x
    x = 21,930,351,921/99,686
  6. Step 6: Final answer
    x = 219,994.30

Related Problems

Find third proportional to 49,843 and 74,044.50
Half scale
Find third proportional to 199,372 and 296,178
Double scale
Find third proportional to 99,688 and 148,092
Similar ratio
Find third proportional to 149,529 and 222,133.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.