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Finding the Fourth Proportional to 136,220.62, 204,338.62 and 41,453.89

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Solution

The fourth proportional to 136,220.62, 204,338.62 and 41,453.89 is: 62,183.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,220.62 : 204,338.62 = 41,453.89 : x
  2. Step 2: Convert to fraction form
    136,220.62/204,338.62 = 41,453.89/x
  3. Step 3: Cross multiply
    136,220.62x = 204,338.62 × 41,453.89
  4. Step 4: Simplify right side
    136,220.62x = 8,470,630,676.23
  5. Step 5: Solve for x
    x = 8,470,630,676.23/136,220.62
  6. Step 6: Final answer
    x = 62,183.18

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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.