Home / 72,472-155,657

Finding the Third Proportional to 72,472 and 155,657

Calculator

Solution

The third proportional to 72,472 and 155,657 is: 334,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,472 : 155,657 = 155,657 : x
  2. Step 2: Convert to fraction form
    72,472/155,657 = 155,657/x
  3. Step 3: Cross multiply
    72,472x = 155,657 × 155,657
  4. Step 4: Simplify right side
    72,472x = 24,229,101,649
  5. Step 5: Solve for x
    x = 24,229,101,649/72,472
  6. Step 6: Final answer
    x = 334,323.62

Related Problems

Find third proportional to 36,236 and 77,828.50
Half scale
Find third proportional to 144,944 and 311,314
Double scale
Find third proportional to 72,474 and 155,661
Similar ratio
Find third proportional to 108,708 and 233,485.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.