Home / 55,410-75,339

Finding the Third Proportional to 55,410 and 75,339

Calculator

Solution

The third proportional to 55,410 and 75,339 is: 102,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,410 : 75,339 = 75,339 : x
  2. Step 2: Convert to fraction form
    55,410/75,339 = 75,339/x
  3. Step 3: Cross multiply
    55,410x = 75,339 × 75,339
  4. Step 4: Simplify right side
    55,410x = 5,675,964,921
  5. Step 5: Solve for x
    x = 5,675,964,921/55,410
  6. Step 6: Final answer
    x = 102,435.75

Related Problems

Find third proportional to 27,705 and 37,669.50
Half scale
Find third proportional to 110,820 and 150,678
Double scale
Find third proportional to 55,412 and 75,342
Similar ratio
Find third proportional to 83,115 and 113,008.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.