Home / 84,144-180,276

Finding the Third Proportional to 84,144 and 180,276

Calculator

Solution

The third proportional to 84,144 and 180,276 is: 386,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,144 : 180,276 = 180,276 : x
  2. Step 2: Convert to fraction form
    84,144/180,276 = 180,276/x
  3. Step 3: Cross multiply
    84,144x = 180,276 × 180,276
  4. Step 4: Simplify right side
    84,144x = 32,499,436,176
  5. Step 5: Solve for x
    x = 32,499,436,176/84,144
  6. Step 6: Final answer
    x = 386,235.93

Related Problems

Find third proportional to 42,072 and 90,138
Half scale
Find third proportional to 168,288 and 360,552
Double scale
Find third proportional to 84,146 and 180,280
Similar ratio
Find third proportional to 126,216 and 270,414
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.