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Finding the Fourth Proportional to 223,578.16, 335,296.08 and 73,790.56

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Solution

The fourth proportional to 223,578.16, 335,296.08 and 73,790.56 is: 110,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,578.16 : 335,296.08 = 73,790.56 : x
  2. Step 2: Convert to fraction form
    223,578.16/335,296.08 = 73,790.56/x
  3. Step 3: Cross multiply
    223,578.16x = 335,296.08 × 73,790.56
  4. Step 4: Simplify right side
    223,578.16x = 24,741,685,509.00
  5. Step 5: Solve for x
    x = 24,741,685,509.00/223,578.16
  6. Step 6: Final answer
    x = 110,662.35

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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.