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Finding the Fourth Proportional to 219,794.20, 329,658.90 and 62,038.60

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Solution

The fourth proportional to 219,794.20, 329,658.90 and 62,038.60 is: 93,048.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,794.20 : 329,658.90 = 62,038.60 : x
  2. Step 2: Convert to fraction form
    219,794.20/329,658.90 = 62,038.60/x
  3. Step 3: Cross multiply
    219,794.20x = 329,658.90 × 62,038.60
  4. Step 4: Simplify right side
    219,794.20x = 20,451,576,633.54
  5. Step 5: Solve for x
    x = 20,451,576,633.54/219,794.20
  6. Step 6: Final answer
    x = 93,048.75

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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.