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Finding the Fourth Proportional to 219,367.94, 329,050.37 and 61,596.54

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Solution

The fourth proportional to 219,367.94, 329,050.37 and 61,596.54 is: 92,394.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,367.94 : 329,050.37 = 61,596.54 : x
  2. Step 2: Convert to fraction form
    219,367.94/329,050.37 = 61,596.54/x
  3. Step 3: Cross multiply
    219,367.94x = 329,050.37 × 61,596.54
  4. Step 4: Simplify right side
    219,367.94x = 20,268,363,969.74
  5. Step 5: Solve for x
    x = 20,268,363,969.74/219,367.94
  6. Step 6: Final answer
    x = 92,394.38

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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.