Home / 43,431-90,318

Finding the Third Proportional to 43,431 and 90,318

Calculator

Solution

The third proportional to 43,431 and 90,318 is: 187,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,431 : 90,318 = 90,318 : x
  2. Step 2: Convert to fraction form
    43,431/90,318 = 90,318/x
  3. Step 3: Cross multiply
    43,431x = 90,318 × 90,318
  4. Step 4: Simplify right side
    43,431x = 8,157,341,124
  5. Step 5: Solve for x
    x = 8,157,341,124/43,431
  6. Step 6: Final answer
    x = 187,823.01

Related Problems

Find third proportional to 21,715.50 and 45,159
Half scale
Find third proportional to 86,862 and 180,636
Double scale
Find third proportional to 43,433 and 90,322
Similar ratio
Find third proportional to 65,146.50 and 135,477
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.