Home / 70.13-158.06

Finding the Third Proportional to 70.13 and 158.06

Calculator

Solution

The third proportional to 70.13 and 158.06 is: 356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70.13 : 158.06 = 158.06 : x
  2. Step 2: Convert to fraction form
    70.13/158.06 = 158.06/x
  3. Step 3: Cross multiply
    70.13x = 158.06 × 158.06
  4. Step 4: Simplify right side
    70.13x = 24,983.75
  5. Step 5: Solve for x
    x = 24,983.75/70.13
  6. Step 6: Final answer
    x = 356.27

Related Problems

Find third proportional to 35.06 and 79.03
Half scale
Find third proportional to 140.25 and 316.13
Double scale
Find third proportional to 72 and 163
Similar ratio
Find third proportional to 105.19 and 237.09
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.