Home / 84,240-187,161

Finding the Third Proportional to 84,240 and 187,161

Calculator

Solution

The third proportional to 84,240 and 187,161 is: 415,826.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240 : 187,161 = 187,161 : x
  2. Step 2: Convert to fraction form
    84,240/187,161 = 187,161/x
  3. Step 3: Cross multiply
    84,240x = 187,161 × 187,161
  4. Step 4: Simplify right side
    84,240x = 35,029,239,921
  5. Step 5: Solve for x
    x = 35,029,239,921/84,240
  6. Step 6: Final answer
    x = 415,826.68

Related Problems

Find third proportional to 42,120 and 93,580.50
Half scale
Find third proportional to 168,480 and 374,322
Double scale
Find third proportional to 84,242 and 187,165
Similar ratio
Find third proportional to 126,360 and 280,741.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.