Home / 105,438-165,711

Finding the Third Proportional to 105,438 and 165,711

Calculator

Solution

The third proportional to 105,438 and 165,711 is: 260,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,438 : 165,711 = 165,711 : x
  2. Step 2: Convert to fraction form
    105,438/165,711 = 165,711/x
  3. Step 3: Cross multiply
    105,438x = 165,711 × 165,711
  4. Step 4: Simplify right side
    105,438x = 27,460,135,521
  5. Step 5: Solve for x
    x = 27,460,135,521/105,438
  6. Step 6: Final answer
    x = 260,438.70

Related Problems

Find third proportional to 52,719 and 82,855.50
Half scale
Find third proportional to 210,876 and 331,422
Double scale
Find third proportional to 105,440 and 165,714
Similar ratio
Find third proportional to 158,157 and 248,566.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.