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Finding the Fourth Proportional to 199,087.54, 298,627.63 and 49,328.19

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Solution

The fourth proportional to 199,087.54, 298,627.63 and 49,328.19 is: 73,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,087.54 : 298,627.63 = 49,328.19 : x
  2. Step 2: Convert to fraction form
    199,087.54/298,627.63 = 49,328.19/x
  3. Step 3: Cross multiply
    199,087.54x = 298,627.63 × 49,328.19
  4. Step 4: Simplify right side
    199,087.54x = 14,730,760,348.57
  5. Step 5: Solve for x
    x = 14,730,760,348.57/199,087.54
  6. Step 6: Final answer
    x = 73,991.37

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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.