Home / 121,269.44-181,859.82-46,352.54

Finding the Fourth Proportional to 121,269.44, 181,859.82 and 46,352.54

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Solution

The fourth proportional to 121,269.44, 181,859.82 and 46,352.54 is: 69,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,269.44 : 181,859.82 = 46,352.54 : x
  2. Step 2: Convert to fraction form
    121,269.44/181,859.82 = 46,352.54/x
  3. Step 3: Cross multiply
    121,269.44x = 181,859.82 × 46,352.54
  4. Step 4: Simplify right side
    121,269.44x = 8,429,664,580.94
  5. Step 5: Solve for x
    x = 8,429,664,580.94/121,269.44
  6. Step 6: Final answer
    x = 69,511.86

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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.