Home / 79,618-120,323

Finding the Third Proportional to 79,618 and 120,323

Calculator

Solution

The third proportional to 79,618 and 120,323 is: 181,838.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,618 : 120,323 = 120,323 : x
  2. Step 2: Convert to fraction form
    79,618/120,323 = 120,323/x
  3. Step 3: Cross multiply
    79,618x = 120,323 × 120,323
  4. Step 4: Simplify right side
    79,618x = 14,477,624,329
  5. Step 5: Solve for x
    x = 14,477,624,329/79,618
  6. Step 6: Final answer
    x = 181,838.58

Related Problems

Find third proportional to 39,809 and 60,161.50
Half scale
Find third proportional to 159,236 and 240,646
Double scale
Find third proportional to 79,620 and 120,326
Similar ratio
Find third proportional to 119,427 and 180,484.50
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.