Home / 135,592-205,140

Finding the Third Proportional to 135,592 and 205,140

Calculator

Solution

The third proportional to 135,592 and 205,140 is: 310,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,592 : 205,140 = 205,140 : x
  2. Step 2: Convert to fraction form
    135,592/205,140 = 205,140/x
  3. Step 3: Cross multiply
    135,592x = 205,140 × 205,140
  4. Step 4: Simplify right side
    135,592x = 42,082,419,600
  5. Step 5: Solve for x
    x = 42,082,419,600/135,592
  6. Step 6: Final answer
    x = 310,360.64

Related Problems

Find third proportional to 67,796 and 102,570
Half scale
Find third proportional to 271,184 and 410,280
Double scale
Find third proportional to 135,594 and 205,143
Similar ratio
Find third proportional to 203,388 and 307,710
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.