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Finding the Fourth Proportional to 223,564.20, 335,346.30 and 73,827.60

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Solution

The fourth proportional to 223,564.20, 335,346.30 and 73,827.60 is: 110,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,564.20 : 335,346.30 = 73,827.60 : x
  2. Step 2: Convert to fraction form
    223,564.20/335,346.30 = 73,827.60/x
  3. Step 3: Cross multiply
    223,564.20x = 335,346.30 × 73,827.60
  4. Step 4: Simplify right side
    223,564.20x = 24,757,812,497.88
  5. Step 5: Solve for x
    x = 24,757,812,497.88/223,564.20
  6. Step 6: Final answer
    x = 110,741.40

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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.