Home / 30,666-67,883

Finding the Third Proportional to 30,666 and 67,883

Calculator

Solution

The third proportional to 30,666 and 67,883 is: 150,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,666 : 67,883 = 67,883 : x
  2. Step 2: Convert to fraction form
    30,666/67,883 = 67,883/x
  3. Step 3: Cross multiply
    30,666x = 67,883 × 67,883
  4. Step 4: Simplify right side
    30,666x = 4,608,101,689
  5. Step 5: Solve for x
    x = 4,608,101,689/30,666
  6. Step 6: Final answer
    x = 150,267.45

Related Problems

Find third proportional to 15,333 and 33,941.50
Half scale
Find third proportional to 61,332 and 135,766
Double scale
Find third proportional to 30,668 and 67,887
Similar ratio
Find third proportional to 45,999 and 101,824.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.