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Finding the Fourth Proportional to 222,203.60, 332,916.56 and 185,002.72

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Solution

The fourth proportional to 222,203.60, 332,916.56 and 185,002.72 is: 277,180.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,203.60 : 332,916.56 = 185,002.72 : x
  2. Step 2: Convert to fraction form
    222,203.60/332,916.56 = 185,002.72/x
  3. Step 3: Cross multiply
    222,203.60x = 332,916.56 × 185,002.72
  4. Step 4: Simplify right side
    222,203.60x = 61,590,469,133.04
  5. Step 5: Solve for x
    x = 61,590,469,133.04/222,203.60
  6. Step 6: Final answer
    x = 277,180.34

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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.