Home / 58,780-126,400

Finding the Third Proportional to 58,780 and 126,400

Calculator

Solution

The third proportional to 58,780 and 126,400 is: 271,809.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,780 : 126,400 = 126,400 : x
  2. Step 2: Convert to fraction form
    58,780/126,400 = 126,400/x
  3. Step 3: Cross multiply
    58,780x = 126,400 × 126,400
  4. Step 4: Simplify right side
    58,780x = 15,976,960,000
  5. Step 5: Solve for x
    x = 15,976,960,000/58,780
  6. Step 6: Final answer
    x = 271,809.46

Related Problems

Find third proportional to 29,390 and 63,200
Half scale
Find third proportional to 117,560 and 252,800
Double scale
Find third proportional to 58,782 and 126,404
Similar ratio
Find third proportional to 88,170 and 189,600
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.