Home / 84,424-178,384

Finding the Third Proportional to 84,424 and 178,384

Calculator

Solution

The third proportional to 84,424 and 178,384 is: 376,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,424 : 178,384 = 178,384 : x
  2. Step 2: Convert to fraction form
    84,424/178,384 = 178,384/x
  3. Step 3: Cross multiply
    84,424x = 178,384 × 178,384
  4. Step 4: Simplify right side
    84,424x = 31,820,851,456
  5. Step 5: Solve for x
    x = 31,820,851,456/84,424
  6. Step 6: Final answer
    x = 376,917.13

Related Problems

Find third proportional to 42,212 and 89,192
Half scale
Find third proportional to 168,848 and 356,768
Double scale
Find third proportional to 84,426 and 178,388
Similar ratio
Find third proportional to 126,636 and 267,576
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.