Home / 40,076-85,712

Finding the Third Proportional to 40,076 and 85,712

Calculator

Solution

The third proportional to 40,076 and 85,712 is: 183,315.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,076 : 85,712 = 85,712 : x
  2. Step 2: Convert to fraction form
    40,076/85,712 = 85,712/x
  3. Step 3: Cross multiply
    40,076x = 85,712 × 85,712
  4. Step 4: Simplify right side
    40,076x = 7,346,546,944
  5. Step 5: Solve for x
    x = 7,346,546,944/40,076
  6. Step 6: Final answer
    x = 183,315.37

Related Problems

Find third proportional to 20,038 and 42,856
Half scale
Find third proportional to 80,152 and 171,424
Double scale
Find third proportional to 40,078 and 85,716
Similar ratio
Find third proportional to 60,114 and 128,568
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.