Home / 73,992-154,128

Finding the Third Proportional to 73,992 and 154,128

Calculator

Solution

The third proportional to 73,992 and 154,128 is: 321,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,992 : 154,128 = 154,128 : x
  2. Step 2: Convert to fraction form
    73,992/154,128 = 154,128/x
  3. Step 3: Cross multiply
    73,992x = 154,128 × 154,128
  4. Step 4: Simplify right side
    73,992x = 23,755,440,384
  5. Step 5: Solve for x
    x = 23,755,440,384/73,992
  6. Step 6: Final answer
    x = 321,054.17

Related Problems

Find third proportional to 36,996 and 77,064
Half scale
Find third proportional to 147,984 and 308,256
Double scale
Find third proportional to 73,994 and 154,132
Similar ratio
Find third proportional to 110,988 and 231,192
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.