Home / 118,690-158,543

Finding the Third Proportional to 118,690 and 158,543

Calculator

Solution

The third proportional to 118,690 and 158,543 is: 211,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,690 : 158,543 = 158,543 : x
  2. Step 2: Convert to fraction form
    118,690/158,543 = 158,543/x
  3. Step 3: Cross multiply
    118,690x = 158,543 × 158,543
  4. Step 4: Simplify right side
    118,690x = 25,135,882,849
  5. Step 5: Solve for x
    x = 25,135,882,849/118,690
  6. Step 6: Final answer
    x = 211,777.60

Related Problems

Find third proportional to 59,345 and 79,271.50
Half scale
Find third proportional to 237,380 and 317,086
Double scale
Find third proportional to 118,692 and 158,546
Similar ratio
Find third proportional to 178,035 and 237,814.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.