Home / 75,005.81-105,505.13

Finding the Third Proportional to 75,005.81 and 105,505.13

Calculator

Solution

The third proportional to 75,005.81 and 105,505.13 is: 148,406.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,005.81 : 105,505.13 = 105,505.13 : x
  2. Step 2: Convert to fraction form
    75,005.81/105,505.13 = 105,505.13/x
  3. Step 3: Cross multiply
    75,005.81x = 105,505.13 × 105,505.13
  4. Step 4: Simplify right side
    75,005.81x = 11,131,331,401.27
  5. Step 5: Solve for x
    x = 11,131,331,401.27/75,005.81
  6. Step 6: Final answer
    x = 148,406.25

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.