Home / 119,778-179,670

Finding the Third Proportional to 119,778 and 179,670

Calculator

Solution

The third proportional to 119,778 and 179,670 is: 269,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,778 : 179,670 = 179,670 : x
  2. Step 2: Convert to fraction form
    119,778/179,670 = 179,670/x
  3. Step 3: Cross multiply
    119,778x = 179,670 × 179,670
  4. Step 4: Simplify right side
    119,778x = 32,281,308,900
  5. Step 5: Solve for x
    x = 32,281,308,900/119,778
  6. Step 6: Final answer
    x = 269,509.50

Related Problems

Find third proportional to 59,889 and 89,835
Half scale
Find third proportional to 239,556 and 359,340
Double scale
Find third proportional to 119,780 and 179,673
Similar ratio
Find third proportional to 179,667 and 269,505
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.