Home / 36,511-74,749

Finding the Third Proportional to 36,511 and 74,749

Calculator

Solution

The third proportional to 36,511 and 74,749 is: 153,033.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,511 : 74,749 = 74,749 : x
  2. Step 2: Convert to fraction form
    36,511/74,749 = 74,749/x
  3. Step 3: Cross multiply
    36,511x = 74,749 × 74,749
  4. Step 4: Simplify right side
    36,511x = 5,587,413,001
  5. Step 5: Solve for x
    x = 5,587,413,001/36,511
  6. Step 6: Final answer
    x = 153,033.69

Related Problems

Find third proportional to 18,255.50 and 37,374.50
Half scale
Find third proportional to 73,022 and 149,498
Double scale
Find third proportional to 36,513 and 74,753
Similar ratio
Find third proportional to 54,766.50 and 112,123.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.