Home / 70,440-152,628

Finding the Third Proportional to 70,440 and 152,628

Calculator

Solution

The third proportional to 70,440 and 152,628 is: 330,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,440 : 152,628 = 152,628 : x
  2. Step 2: Convert to fraction form
    70,440/152,628 = 152,628/x
  3. Step 3: Cross multiply
    70,440x = 152,628 × 152,628
  4. Step 4: Simplify right side
    70,440x = 23,295,306,384
  5. Step 5: Solve for x
    x = 23,295,306,384/70,440
  6. Step 6: Final answer
    x = 330,711.33

Related Problems

Find third proportional to 35,220 and 76,314
Half scale
Find third proportional to 140,880 and 305,256
Double scale
Find third proportional to 70,442 and 152,632
Similar ratio
Find third proportional to 105,660 and 228,942
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.