Home / 158,979-238,809

Finding the Third Proportional to 158,979 and 238,809

Calculator

Solution

The third proportional to 158,979 and 238,809 is: 358,724.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,979 : 238,809 = 238,809 : x
  2. Step 2: Convert to fraction form
    158,979/238,809 = 238,809/x
  3. Step 3: Cross multiply
    158,979x = 238,809 × 238,809
  4. Step 4: Simplify right side
    158,979x = 57,029,738,481
  5. Step 5: Solve for x
    x = 57,029,738,481/158,979
  6. Step 6: Final answer
    x = 358,724.98

Related Problems

Find third proportional to 79,489.50 and 119,404.50
Half scale
Find third proportional to 317,958 and 477,618
Double scale
Find third proportional to 158,981 and 238,812
Similar ratio
Find third proportional to 238,468.50 and 358,213.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.