Home / 36,386-78,370

Finding the Third Proportional to 36,386 and 78,370

Calculator

Solution

The third proportional to 36,386 and 78,370 is: 168,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386 : 78,370 = 78,370 : x
  2. Step 2: Convert to fraction form
    36,386/78,370 = 78,370/x
  3. Step 3: Cross multiply
    36,386x = 78,370 × 78,370
  4. Step 4: Simplify right side
    36,386x = 6,141,856,900
  5. Step 5: Solve for x
    x = 6,141,856,900/36,386
  6. Step 6: Final answer
    x = 168,797.25

Related Problems

Find third proportional to 18,193 and 39,185
Half scale
Find third proportional to 72,772 and 156,740
Double scale
Find third proportional to 36,388 and 78,374
Similar ratio
Find third proportional to 54,579 and 117,555
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.