Home / 84,978-186,723

Finding the Third Proportional to 84,978 and 186,723

Calculator

Solution

The third proportional to 84,978 and 186,723 is: 410,288.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,978 : 186,723 = 186,723 : x
  2. Step 2: Convert to fraction form
    84,978/186,723 = 186,723/x
  3. Step 3: Cross multiply
    84,978x = 186,723 × 186,723
  4. Step 4: Simplify right side
    84,978x = 34,865,478,729
  5. Step 5: Solve for x
    x = 34,865,478,729/84,978
  6. Step 6: Final answer
    x = 410,288.29

Related Problems

Find third proportional to 42,489 and 93,361.50
Half scale
Find third proportional to 169,956 and 373,446
Double scale
Find third proportional to 84,980 and 186,727
Similar ratio
Find third proportional to 127,467 and 280,084.50
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.