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Finding the Fourth Proportional to 221,549.62, 332,321.82 and 150,295.72

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Solution

The fourth proportional to 221,549.62, 332,321.82 and 150,295.72 is: 225,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,549.62 : 332,321.82 = 150,295.72 : x
  2. Step 2: Convert to fraction form
    221,549.62/332,321.82 = 150,295.72/x
  3. Step 3: Cross multiply
    221,549.62x = 332,321.82 × 150,295.72
  4. Step 4: Simplify right side
    221,549.62x = 49,946,547,208.61
  5. Step 5: Solve for x
    x = 49,946,547,208.61/221,549.62
  6. Step 6: Final answer
    x = 225,441.81

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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.