Home / 87,574-135,862

Finding the Third Proportional to 87,574 and 135,862

Calculator

Solution

The third proportional to 87,574 and 135,862 is: 210,775.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,574 : 135,862 = 135,862 : x
  2. Step 2: Convert to fraction form
    87,574/135,862 = 135,862/x
  3. Step 3: Cross multiply
    87,574x = 135,862 × 135,862
  4. Step 4: Simplify right side
    87,574x = 18,458,483,044
  5. Step 5: Solve for x
    x = 18,458,483,044/87,574
  6. Step 6: Final answer
    x = 210,775.84

Related Problems

Find third proportional to 43,787 and 67,931
Half scale
Find third proportional to 175,148 and 271,724
Double scale
Find third proportional to 87,576 and 135,865
Similar ratio
Find third proportional to 131,361 and 203,793
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.