Home / 149,205.26-223,578.12-69,194

Finding the Fourth Proportional to 149,205.26, 223,578.12 and 69,194

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Solution

The fourth proportional to 149,205.26, 223,578.12 and 69,194 is: 103,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,205.26 : 223,578.12 = 69,194 : x
  2. Step 2: Convert to fraction form
    149,205.26/223,578.12 = 69,194/x
  3. Step 3: Cross multiply
    149,205.26x = 223,578.12 × 69,194
  4. Step 4: Simplify right side
    149,205.26x = 15,470,264,435.28
  5. Step 5: Solve for x
    x = 15,470,264,435.28/149,205.26
  6. Step 6: Final answer
    x = 103,684.44

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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.