Home / 58,568-128,800

Finding the Third Proportional to 58,568 and 128,800

Calculator

Solution

The third proportional to 58,568 and 128,800 is: 283,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,568 : 128,800 = 128,800 : x
  2. Step 2: Convert to fraction form
    58,568/128,800 = 128,800/x
  3. Step 3: Cross multiply
    58,568x = 128,800 × 128,800
  4. Step 4: Simplify right side
    58,568x = 16,589,440,000
  5. Step 5: Solve for x
    x = 16,589,440,000/58,568
  6. Step 6: Final answer
    x = 283,250.92

Related Problems

Find third proportional to 29,284 and 64,400
Half scale
Find third proportional to 117,136 and 257,600
Double scale
Find third proportional to 58,570 and 128,804
Similar ratio
Find third proportional to 87,852 and 193,200
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.