Home / 34,736-81,220

Finding the Third Proportional to 34,736 and 81,220

Calculator

Solution

The third proportional to 34,736 and 81,220 is: 189,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736 : 81,220 = 81,220 : x
  2. Step 2: Convert to fraction form
    34,736/81,220 = 81,220/x
  3. Step 3: Cross multiply
    34,736x = 81,220 × 81,220
  4. Step 4: Simplify right side
    34,736x = 6,596,688,400
  5. Step 5: Solve for x
    x = 6,596,688,400/34,736
  6. Step 6: Final answer
    x = 189,909.27

Related Problems

Find third proportional to 17,368 and 40,610
Half scale
Find third proportional to 69,472 and 162,440
Double scale
Find third proportional to 34,738 and 81,225
Similar ratio
Find third proportional to 52,104 and 121,830
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.