Home / 114,780-168,390

Finding the Third Proportional to 114,780 and 168,390

Calculator

Solution

The third proportional to 114,780 and 168,390 is: 247,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,780 : 168,390 = 168,390 : x
  2. Step 2: Convert to fraction form
    114,780/168,390 = 168,390/x
  3. Step 3: Cross multiply
    114,780x = 168,390 × 168,390
  4. Step 4: Simplify right side
    114,780x = 28,355,192,100
  5. Step 5: Solve for x
    x = 28,355,192,100/114,780
  6. Step 6: Final answer
    x = 247,039.49

Related Problems

Find third proportional to 57,390 and 84,195
Half scale
Find third proportional to 229,560 and 336,780
Double scale
Find third proportional to 114,782 and 168,393
Similar ratio
Find third proportional to 172,170 and 252,585
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.