Home / 70,965-155,214

Finding the Third Proportional to 70,965 and 155,214

Calculator

Solution

The third proportional to 70,965 and 155,214 is: 339,482.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,965 : 155,214 = 155,214 : x
  2. Step 2: Convert to fraction form
    70,965/155,214 = 155,214/x
  3. Step 3: Cross multiply
    70,965x = 155,214 × 155,214
  4. Step 4: Simplify right side
    70,965x = 24,091,385,796
  5. Step 5: Solve for x
    x = 24,091,385,796/70,965
  6. Step 6: Final answer
    x = 339,482.64

Related Problems

Find third proportional to 35,482.50 and 77,607
Half scale
Find third proportional to 141,930 and 310,428
Double scale
Find third proportional to 70,967 and 155,218
Similar ratio
Find third proportional to 106,447.50 and 232,821
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.