Home / 84,364-171,152

Finding the Third Proportional to 84,364 and 171,152

Calculator

Solution

The third proportional to 84,364 and 171,152 is: 347,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,364 : 171,152 = 171,152 : x
  2. Step 2: Convert to fraction form
    84,364/171,152 = 171,152/x
  3. Step 3: Cross multiply
    84,364x = 171,152 × 171,152
  4. Step 4: Simplify right side
    84,364x = 29,293,007,104
  5. Step 5: Solve for x
    x = 29,293,007,104/84,364
  6. Step 6: Final answer
    x = 347,221.65

Related Problems

Find third proportional to 42,182 and 85,576
Half scale
Find third proportional to 168,728 and 342,304
Double scale
Find third proportional to 84,366 and 171,156
Similar ratio
Find third proportional to 126,546 and 256,728
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.