Home / 119,892-252,120

Finding the Third Proportional to 119,892 and 252,120

Calculator

Solution

The third proportional to 119,892 and 252,120 is: 530,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,892 : 252,120 = 252,120 : x
  2. Step 2: Convert to fraction form
    119,892/252,120 = 252,120/x
  3. Step 3: Cross multiply
    119,892x = 252,120 × 252,120
  4. Step 4: Simplify right side
    119,892x = 63,564,494,400
  5. Step 5: Solve for x
    x = 63,564,494,400/119,892
  6. Step 6: Final answer
    x = 530,181.28

Related Problems

Find third proportional to 59,946 and 126,060
Half scale
Find third proportional to 239,784 and 504,240
Double scale
Find third proportional to 119,894 and 252,124
Similar ratio
Find third proportional to 179,838 and 378,180
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.