Home / 40,179-87,365

Finding the Third Proportional to 40,179 and 87,365

Calculator

Solution

The third proportional to 40,179 and 87,365 is: 189,965.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,179 : 87,365 = 87,365 : x
  2. Step 2: Convert to fraction form
    40,179/87,365 = 87,365/x
  3. Step 3: Cross multiply
    40,179x = 87,365 × 87,365
  4. Step 4: Simplify right side
    40,179x = 7,632,643,225
  5. Step 5: Solve for x
    x = 7,632,643,225/40,179
  6. Step 6: Final answer
    x = 189,965.98

Related Problems

Find third proportional to 20,089.50 and 43,682.50
Half scale
Find third proportional to 80,358 and 174,730
Double scale
Find third proportional to 40,181 and 87,369
Similar ratio
Find third proportional to 60,268.50 and 131,047.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.