Home / 72,424-153,542

Finding the Third Proportional to 72,424 and 153,542

Calculator

Solution

The third proportional to 72,424 and 153,542 is: 325,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,424 : 153,542 = 153,542 : x
  2. Step 2: Convert to fraction form
    72,424/153,542 = 153,542/x
  3. Step 3: Cross multiply
    72,424x = 153,542 × 153,542
  4. Step 4: Simplify right side
    72,424x = 23,575,145,764
  5. Step 5: Solve for x
    x = 23,575,145,764/72,424
  6. Step 6: Final answer
    x = 325,515.65

Related Problems

Find third proportional to 36,212 and 76,771
Half scale
Find third proportional to 144,848 and 307,084
Double scale
Find third proportional to 72,426 and 153,546
Similar ratio
Find third proportional to 108,636 and 230,313
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.