Home / 86,504-187,220

Finding the Third Proportional to 86,504 and 187,220

Calculator

Solution

The third proportional to 86,504 and 187,220 is: 405,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,504 : 187,220 = 187,220 : x
  2. Step 2: Convert to fraction form
    86,504/187,220 = 187,220/x
  3. Step 3: Cross multiply
    86,504x = 187,220 × 187,220
  4. Step 4: Simplify right side
    86,504x = 35,051,328,400
  5. Step 5: Solve for x
    x = 35,051,328,400/86,504
  6. Step 6: Final answer
    x = 405,198.93

Related Problems

Find third proportional to 43,252 and 93,610
Half scale
Find third proportional to 173,008 and 374,440
Double scale
Find third proportional to 86,506 and 187,224
Similar ratio
Find third proportional to 129,756 and 280,830
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.