Home / 66,700-157,449

Finding the Third Proportional to 66,700 and 157,449

Calculator

Solution

The third proportional to 66,700 and 157,449 is: 371,666.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,700 : 157,449 = 157,449 : x
  2. Step 2: Convert to fraction form
    66,700/157,449 = 157,449/x
  3. Step 3: Cross multiply
    66,700x = 157,449 × 157,449
  4. Step 4: Simplify right side
    66,700x = 24,790,187,601
  5. Step 5: Solve for x
    x = 24,790,187,601/66,700
  6. Step 6: Final answer
    x = 371,666.98

Related Problems

Find third proportional to 33,350 and 78,724.50
Half scale
Find third proportional to 133,400 and 314,898
Double scale
Find third proportional to 66,702 and 157,454
Similar ratio
Find third proportional to 100,050 and 236,173.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.