Home / 54,306-81,805.50

Finding the Third Proportional to 54,306 and 81,805.50

Calculator

Solution

The third proportional to 54,306 and 81,805.50 is: 123,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306 : 81,805.50 = 81,805.50 : x
  2. Step 2: Convert to fraction form
    54,306/81,805.50 = 81,805.50/x
  3. Step 3: Cross multiply
    54,306x = 81,805.50 × 81,805.50
  4. Step 4: Simplify right side
    54,306x = 6,692,139,830.25
  5. Step 5: Solve for x
    x = 6,692,139,830.25/54,306
  6. Step 6: Final answer
    x = 123,230.21

Related Problems

Find third proportional to 27,153 and 40,902.75
Half scale
Find third proportional to 108,612 and 163,611
Double scale
Find third proportional to 54,308 and 81,809
Similar ratio
Find third proportional to 81,459 and 122,708.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.