Home / 33,018-68,772

Finding the Third Proportional to 33,018 and 68,772

Calculator

Solution

The third proportional to 33,018 and 68,772 is: 143,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,018 : 68,772 = 68,772 : x
  2. Step 2: Convert to fraction form
    33,018/68,772 = 68,772/x
  3. Step 3: Cross multiply
    33,018x = 68,772 × 68,772
  4. Step 4: Simplify right side
    33,018x = 4,729,587,984
  5. Step 5: Solve for x
    x = 4,729,587,984/33,018
  6. Step 6: Final answer
    x = 143,242.72

Related Problems

Find third proportional to 16,509 and 34,386
Half scale
Find third proportional to 66,036 and 137,544
Double scale
Find third proportional to 33,020 and 68,776
Similar ratio
Find third proportional to 49,527 and 103,158
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.