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Finding the Fourth Proportional to 223,560.27, 335,241.99 and 118,354.64

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Solution

The fourth proportional to 223,560.27, 335,241.99 and 118,354.64 is: 177,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,560.27 : 335,241.99 = 118,354.64 : x
  2. Step 2: Convert to fraction form
    223,560.27/335,241.99 = 118,354.64/x
  3. Step 3: Cross multiply
    223,560.27x = 335,241.99 × 118,354.64
  4. Step 4: Simplify right side
    223,560.27x = 39,677,443,363.12
  5. Step 5: Solve for x
    x = 39,677,443,363.12/223,560.27
  6. Step 6: Final answer
    x = 177,479.85

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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.