Home / 54,728-119,740

Finding the Third Proportional to 54,728 and 119,740

Calculator

Solution

The third proportional to 54,728 and 119,740 is: 261,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,728 : 119,740 = 119,740 : x
  2. Step 2: Convert to fraction form
    54,728/119,740 = 119,740/x
  3. Step 3: Cross multiply
    54,728x = 119,740 × 119,740
  4. Step 4: Simplify right side
    54,728x = 14,337,667,600
  5. Step 5: Solve for x
    x = 14,337,667,600/54,728
  6. Step 6: Final answer
    x = 261,980.48

Related Problems

Find third proportional to 27,364 and 59,870
Half scale
Find third proportional to 109,456 and 239,480
Double scale
Find third proportional to 54,730 and 119,744
Similar ratio
Find third proportional to 82,092 and 179,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.