Home / 48,978-82,395

Finding the Third Proportional to 48,978 and 82,395

Calculator

Solution

The third proportional to 48,978 and 82,395 is: 138,611.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,978 : 82,395 = 82,395 : x
  2. Step 2: Convert to fraction form
    48,978/82,395 = 82,395/x
  3. Step 3: Cross multiply
    48,978x = 82,395 × 82,395
  4. Step 4: Simplify right side
    48,978x = 6,788,936,025
  5. Step 5: Solve for x
    x = 6,788,936,025/48,978
  6. Step 6: Final answer
    x = 138,611.95

Related Problems

Find third proportional to 24,489 and 41,197.50
Half scale
Find third proportional to 97,956 and 164,790
Double scale
Find third proportional to 48,980 and 82,398
Similar ratio
Find third proportional to 73,467 and 123,592.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.