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Finding the Fourth Proportional to 74,366.92, 111,360.20 and 41,050

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Solution

The fourth proportional to 74,366.92, 111,360.20 and 41,050 is: 61,470.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,366.92 : 111,360.20 = 41,050 : x
  2. Step 2: Convert to fraction form
    74,366.92/111,360.20 = 41,050/x
  3. Step 3: Cross multiply
    74,366.92x = 111,360.20 × 41,050
  4. Step 4: Simplify right side
    74,366.92x = 4,571,336,210
  5. Step 5: Solve for x
    x = 4,571,336,210/74,366.92
  6. Step 6: Final answer
    x = 61,470.02

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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.