Home / 158,619-245,979

Finding the Third Proportional to 158,619 and 245,979

Calculator

Solution

The third proportional to 158,619 and 245,979 is: 381,452.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,619 : 245,979 = 245,979 : x
  2. Step 2: Convert to fraction form
    158,619/245,979 = 245,979/x
  3. Step 3: Cross multiply
    158,619x = 245,979 × 245,979
  4. Step 4: Simplify right side
    158,619x = 60,505,668,441
  5. Step 5: Solve for x
    x = 60,505,668,441/158,619
  6. Step 6: Final answer
    x = 381,452.84

Related Problems

Find third proportional to 79,309.50 and 122,989.50
Half scale
Find third proportional to 317,238 and 491,958
Double scale
Find third proportional to 158,621 and 245,982
Similar ratio
Find third proportional to 237,928.50 and 368,968.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.