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Finding the Fourth Proportional to 73,183.92, 109,951 and 46,939.92

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Solution

The fourth proportional to 73,183.92, 109,951 and 46,939.92 is: 70,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,183.92 : 109,951 = 46,939.92 : x
  2. Step 2: Convert to fraction form
    73,183.92/109,951 = 46,939.92/x
  3. Step 3: Cross multiply
    73,183.92x = 109,951 × 46,939.92
  4. Step 4: Simplify right side
    73,183.92x = 5,161,091,143.92
  5. Step 5: Solve for x
    x = 5,161,091,143.92/73,183.92
  6. Step 6: Final answer
    x = 70,522.20

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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.