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Finding the Fourth Proportional to 219,416, 329,125.08 and 53,204

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Solution

The fourth proportional to 219,416, 329,125.08 and 53,204 is: 79,806.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,416 : 329,125.08 = 53,204 : x
  2. Step 2: Convert to fraction form
    219,416/329,125.08 = 53,204/x
  3. Step 3: Cross multiply
    219,416x = 329,125.08 × 53,204
  4. Step 4: Simplify right side
    219,416x = 17,510,770,756.32
  5. Step 5: Solve for x
    x = 17,510,770,756.32/219,416
  6. Step 6: Final answer
    x = 79,806.26

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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.