Home / 75,140.72-103,696.12-41,151.08

Finding the Fourth Proportional to 75,140.72, 103,696.12 and 41,151.08

Calculator

Solution

The fourth proportional to 75,140.72, 103,696.12 and 41,151.08 is: 56,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,140.72 : 103,696.12 = 41,151.08 : x
  2. Step 2: Convert to fraction form
    75,140.72/103,696.12 = 41,151.08/x
  3. Step 3: Cross multiply
    75,140.72x = 103,696.12 × 41,151.08
  4. Step 4: Simplify right side
    75,140.72x = 4,267,207,329.81
  5. Step 5: Solve for x
    x = 4,267,207,329.81/75,140.72
  6. Step 6: Final answer
    x = 56,789.55

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.