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Finding the Fourth Proportional to 49,216.60, 73,834.60 and 18,052.12

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Solution

The fourth proportional to 49,216.60, 73,834.60 and 18,052.12 is: 27,081.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,216.60 : 73,834.60 = 18,052.12 : x
  2. Step 2: Convert to fraction form
    49,216.60/73,834.60 = 18,052.12/x
  3. Step 3: Cross multiply
    49,216.60x = 73,834.60 × 18,052.12
  4. Step 4: Simplify right side
    49,216.60x = 1,332,871,059.35
  5. Step 5: Solve for x
    x = 1,332,871,059.35/49,216.60
  6. Step 6: Final answer
    x = 27,081.74

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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.