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Finding the Fourth Proportional to 61,466.94, 92,216.25 and 33,379.79

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Solution

The fourth proportional to 61,466.94, 92,216.25 and 33,379.79 is: 50,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,466.94 : 92,216.25 = 33,379.79 : x
  2. Step 2: Convert to fraction form
    61,466.94/92,216.25 = 33,379.79/x
  3. Step 3: Cross multiply
    61,466.94x = 92,216.25 × 33,379.79
  4. Step 4: Simplify right side
    61,466.94x = 3,078,159,059.59
  5. Step 5: Solve for x
    x = 3,078,159,059.59/61,466.94
  6. Step 6: Final answer
    x = 50,078.29

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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.