Home / 54,456-81,681

Finding the Third Proportional to 54,456 and 81,681

Calculator

Solution

The third proportional to 54,456 and 81,681 is: 122,517.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,456 : 81,681 = 81,681 : x
  2. Step 2: Convert to fraction form
    54,456/81,681 = 81,681/x
  3. Step 3: Cross multiply
    54,456x = 81,681 × 81,681
  4. Step 4: Simplify right side
    54,456x = 6,671,785,761
  5. Step 5: Solve for x
    x = 6,671,785,761/54,456
  6. Step 6: Final answer
    x = 122,517.00

Related Problems

Find third proportional to 27,228 and 40,840.50
Half scale
Find third proportional to 108,912 and 163,362
Double scale
Find third proportional to 54,458 and 81,684
Similar ratio
Find third proportional to 81,684 and 122,521.50
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.