Home / 159,089-222,991

Finding the Third Proportional to 159,089 and 222,991

Calculator

Solution

The third proportional to 159,089 and 222,991 is: 312,560.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,089 : 222,991 = 222,991 : x
  2. Step 2: Convert to fraction form
    159,089/222,991 = 222,991/x
  3. Step 3: Cross multiply
    159,089x = 222,991 × 222,991
  4. Step 4: Simplify right side
    159,089x = 49,724,986,081
  5. Step 5: Solve for x
    x = 49,724,986,081/159,089
  6. Step 6: Final answer
    x = 312,560.81

Related Problems

Find third proportional to 79,544.50 and 111,495.50
Half scale
Find third proportional to 318,178 and 445,982
Double scale
Find third proportional to 159,091 and 222,994
Similar ratio
Find third proportional to 238,633.50 and 334,486.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.