Home / 124,379.28-186,568.92-45,450.45

Finding the Fourth Proportional to 124,379.28, 186,568.92 and 45,450.45

Calculator

Solution

The fourth proportional to 124,379.28, 186,568.92 and 45,450.45 is: 68,175.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,379.28 : 186,568.92 = 45,450.45 : x
  2. Step 2: Convert to fraction form
    124,379.28/186,568.92 = 45,450.45/x
  3. Step 3: Cross multiply
    124,379.28x = 186,568.92 × 45,450.45
  4. Step 4: Simplify right side
    124,379.28x = 8,479,641,370.01
  5. Step 5: Solve for x
    x = 8,479,641,370.01/124,379.28
  6. Step 6: Final answer
    x = 68,175.68

Related Problems

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.