Home / 66,985-103,625

Finding the Third Proportional to 66,985 and 103,625

Calculator

Solution

The third proportional to 66,985 and 103,625 is: 160,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,985 : 103,625 = 103,625 : x
  2. Step 2: Convert to fraction form
    66,985/103,625 = 103,625/x
  3. Step 3: Cross multiply
    66,985x = 103,625 × 103,625
  4. Step 4: Simplify right side
    66,985x = 10,738,140,625
  5. Step 5: Solve for x
    x = 10,738,140,625/66,985
  6. Step 6: Final answer
    x = 160,306.65

Related Problems

Find third proportional to 33,492.50 and 51,812.50
Half scale
Find third proportional to 133,970 and 207,250
Double scale
Find third proportional to 66,987 and 103,628
Similar ratio
Find third proportional to 100,477.50 and 155,437.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.