Home / 45,208-70,000

Finding the Third Proportional to 45,208 and 70,000

Calculator

Solution

The third proportional to 45,208 and 70,000 is: 108,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,208 : 70,000 = 70,000 : x
  2. Step 2: Convert to fraction form
    45,208/70,000 = 70,000/x
  3. Step 3: Cross multiply
    45,208x = 70,000 × 70,000
  4. Step 4: Simplify right side
    45,208x = 4,900,000,000
  5. Step 5: Solve for x
    x = 4,900,000,000/45,208
  6. Step 6: Final answer
    x = 108,387.90

Related Problems

Find third proportional to 22,604 and 35,000
Half scale
Find third proportional to 90,416 and 140,000
Double scale
Find third proportional to 45,210 and 70,003
Similar ratio
Find third proportional to 67,812 and 105,000
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.