Home / 158,736-215,343

Finding the Third Proportional to 158,736 and 215,343

Calculator

Solution

The third proportional to 158,736 and 215,343 is: 292,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,736 : 215,343 = 215,343 : x
  2. Step 2: Convert to fraction form
    158,736/215,343 = 215,343/x
  3. Step 3: Cross multiply
    158,736x = 215,343 × 215,343
  4. Step 4: Simplify right side
    158,736x = 46,372,607,649
  5. Step 5: Solve for x
    x = 46,372,607,649/158,736
  6. Step 6: Final answer
    x = 292,136.68

Related Problems

Find third proportional to 79,368 and 107,671.50
Half scale
Find third proportional to 317,472 and 430,686
Double scale
Find third proportional to 158,738 and 215,346
Similar ratio
Find third proportional to 238,104 and 323,014.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.