Home / 66,395-155,538

Finding the Third Proportional to 66,395 and 155,538

Calculator

Solution

The third proportional to 66,395 and 155,538 is: 364,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,395 : 155,538 = 155,538 : x
  2. Step 2: Convert to fraction form
    66,395/155,538 = 155,538/x
  3. Step 3: Cross multiply
    66,395x = 155,538 × 155,538
  4. Step 4: Simplify right side
    66,395x = 24,192,069,444
  5. Step 5: Solve for x
    x = 24,192,069,444/66,395
  6. Step 6: Final answer
    x = 364,365.83

Related Problems

Find third proportional to 33,197.50 and 77,769
Half scale
Find third proportional to 132,790 and 311,076
Double scale
Find third proportional to 66,397 and 155,543
Similar ratio
Find third proportional to 99,592.50 and 233,307
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.