Home / 84,984-187,128

Finding the Third Proportional to 84,984 and 187,128

Calculator

Solution

The third proportional to 84,984 and 187,128 is: 412,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,984 : 187,128 = 187,128 : x
  2. Step 2: Convert to fraction form
    84,984/187,128 = 187,128/x
  3. Step 3: Cross multiply
    84,984x = 187,128 × 187,128
  4. Step 4: Simplify right side
    84,984x = 35,016,888,384
  5. Step 5: Solve for x
    x = 35,016,888,384/84,984
  6. Step 6: Final answer
    x = 412,040.95

Related Problems

Find third proportional to 42,492 and 93,564
Half scale
Find third proportional to 169,968 and 374,256
Double scale
Find third proportional to 84,986 and 187,132
Similar ratio
Find third proportional to 127,476 and 280,692
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.