Home / 130,728-195,570

Finding the Third Proportional to 130,728 and 195,570

Calculator

Solution

The third proportional to 130,728 and 195,570 is: 292,574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,728 : 195,570 = 195,570 : x
  2. Step 2: Convert to fraction form
    130,728/195,570 = 195,570/x
  3. Step 3: Cross multiply
    130,728x = 195,570 × 195,570
  4. Step 4: Simplify right side
    130,728x = 38,247,624,900
  5. Step 5: Solve for x
    x = 38,247,624,900/130,728
  6. Step 6: Final answer
    x = 292,574.08

Related Problems

Find third proportional to 65,364 and 97,785
Half scale
Find third proportional to 261,456 and 391,140
Double scale
Find third proportional to 130,730 and 195,573
Similar ratio
Find third proportional to 196,092 and 293,355
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.