Home / 84,036-180,816

Finding the Third Proportional to 84,036 and 180,816

Calculator

Solution

The third proportional to 84,036 and 180,816 is: 389,052.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,036 : 180,816 = 180,816 : x
  2. Step 2: Convert to fraction form
    84,036/180,816 = 180,816/x
  3. Step 3: Cross multiply
    84,036x = 180,816 × 180,816
  4. Step 4: Simplify right side
    84,036x = 32,694,425,856
  5. Step 5: Solve for x
    x = 32,694,425,856/84,036
  6. Step 6: Final answer
    x = 389,052.62

Related Problems

Find third proportional to 42,018 and 90,408
Half scale
Find third proportional to 168,072 and 361,632
Double scale
Find third proportional to 84,038 and 180,820
Similar ratio
Find third proportional to 126,054 and 271,224
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.