Home / 84,287-179,301

Finding the Third Proportional to 84,287 and 179,301

Calculator

Solution

The third proportional to 84,287 and 179,301 is: 381,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,287 : 179,301 = 179,301 : x
  2. Step 2: Convert to fraction form
    84,287/179,301 = 179,301/x
  3. Step 3: Cross multiply
    84,287x = 179,301 × 179,301
  4. Step 4: Simplify right side
    84,287x = 32,148,848,601
  5. Step 5: Solve for x
    x = 32,148,848,601/84,287
  6. Step 6: Final answer
    x = 381,421.20

Related Problems

Find third proportional to 42,143.50 and 89,650.50
Half scale
Find third proportional to 168,574 and 358,602
Double scale
Find third proportional to 84,289 and 179,305
Similar ratio
Find third proportional to 126,430.50 and 268,951.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.