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Finding the Fourth Proportional to 221,794.36, 332,712.48 and 61,880.92

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Solution

The fourth proportional to 221,794.36, 332,712.48 and 61,880.92 is: 92,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,794.36 : 332,712.48 = 61,880.92 : x
  2. Step 2: Convert to fraction form
    221,794.36/332,712.48 = 61,880.92/x
  3. Step 3: Cross multiply
    221,794.36x = 332,712.48 × 61,880.92
  4. Step 4: Simplify right side
    221,794.36x = 20,588,554,357.88
  5. Step 5: Solve for x
    x = 20,588,554,357.88/221,794.36
  6. Step 6: Final answer
    x = 92,827.22

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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.