Home / 245,915.11-368,673.76-103,668.54

Finding the Fourth Proportional to 245,915.11, 368,673.76 and 103,668.54

Calculator

Solution

The fourth proportional to 245,915.11, 368,673.76 and 103,668.54 is: 155,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,915.11 : 368,673.76 = 103,668.54 : x
  2. Step 2: Convert to fraction form
    245,915.11/368,673.76 = 103,668.54/x
  3. Step 3: Cross multiply
    245,915.11x = 368,673.76 × 103,668.54
  4. Step 4: Simplify right side
    245,915.11x = 38,219,870,435.51
  5. Step 5: Solve for x
    x = 38,219,870,435.51/245,915.11
  6. Step 6: Final answer
    x = 155,418.96

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.