Home / 30,108-40,159.50

Finding the Third Proportional to 30,108 and 40,159.50

Calculator

Solution

The third proportional to 30,108 and 40,159.50 is: 53,566.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,108 : 40,159.50 = 40,159.50 : x
  2. Step 2: Convert to fraction form
    30,108/40,159.50 = 40,159.50/x
  3. Step 3: Cross multiply
    30,108x = 40,159.50 × 40,159.50
  4. Step 4: Simplify right side
    30,108x = 1,612,785,440.25
  5. Step 5: Solve for x
    x = 1,612,785,440.25/30,108
  6. Step 6: Final answer
    x = 53,566.67

Related Problems

Find third proportional to 15,054 and 20,079.75
Half scale
Find third proportional to 60,216 and 80,319
Double scale
Find third proportional to 30,110 and 40,162
Similar ratio
Find third proportional to 45,162 and 60,239.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.