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Finding the Fourth Proportional to 46,355.60, 69,387.60 and 33,233.60

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Solution

The fourth proportional to 46,355.60, 69,387.60 and 33,233.60 is: 49,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,355.60 : 69,387.60 = 33,233.60 : x
  2. Step 2: Convert to fraction form
    46,355.60/69,387.60 = 33,233.60/x
  3. Step 3: Cross multiply
    46,355.60x = 69,387.60 × 33,233.60
  4. Step 4: Simplify right side
    46,355.60x = 2,305,999,743.36
  5. Step 5: Solve for x
    x = 2,305,999,743.36/46,355.60
  6. Step 6: Final answer
    x = 49,745.87

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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.