Home / 119,078-256,851

Finding the Third Proportional to 119,078 and 256,851

Calculator

Solution

The third proportional to 119,078 and 256,851 is: 554,027.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,078 : 256,851 = 256,851 : x
  2. Step 2: Convert to fraction form
    119,078/256,851 = 256,851/x
  3. Step 3: Cross multiply
    119,078x = 256,851 × 256,851
  4. Step 4: Simplify right side
    119,078x = 65,972,436,201
  5. Step 5: Solve for x
    x = 65,972,436,201/119,078
  6. Step 6: Final answer
    x = 554,027.08

Related Problems

Find third proportional to 59,539 and 128,425.50
Half scale
Find third proportional to 238,156 and 513,702
Double scale
Find third proportional to 119,080 and 256,855
Similar ratio
Find third proportional to 178,617 and 385,276.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.