Home / 70,668-153,823

Finding the Third Proportional to 70,668 and 153,823

Calculator

Solution

The third proportional to 70,668 and 153,823 is: 334,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,668 : 153,823 = 153,823 : x
  2. Step 2: Convert to fraction form
    70,668/153,823 = 153,823/x
  3. Step 3: Cross multiply
    70,668x = 153,823 × 153,823
  4. Step 4: Simplify right side
    70,668x = 23,661,515,329
  5. Step 5: Solve for x
    x = 23,661,515,329/70,668
  6. Step 6: Final answer
    x = 334,826.45

Related Problems

Find third proportional to 35,334 and 76,911.50
Half scale
Find third proportional to 141,336 and 307,646
Double scale
Find third proportional to 70,670 and 153,827
Similar ratio
Find third proportional to 106,002 and 230,734.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.