Home / 70,776-106,020

Finding the Third Proportional to 70,776 and 106,020

Calculator

Solution

The third proportional to 70,776 and 106,020 is: 158,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,776 : 106,020 = 106,020 : x
  2. Step 2: Convert to fraction form
    70,776/106,020 = 106,020/x
  3. Step 3: Cross multiply
    70,776x = 106,020 × 106,020
  4. Step 4: Simplify right side
    70,776x = 11,240,240,400
  5. Step 5: Solve for x
    x = 11,240,240,400/70,776
  6. Step 6: Final answer
    x = 158,814.29

Related Problems

Find third proportional to 35,388 and 53,010
Half scale
Find third proportional to 141,552 and 212,040
Double scale
Find third proportional to 70,778 and 106,023
Similar ratio
Find third proportional to 106,164 and 159,030
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.