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Finding the Fourth Proportional to 363,653.73, 545,563.22 and 110,956.82

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Solution

The fourth proportional to 363,653.73, 545,563.22 and 110,956.82 is: 166,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,653.73 : 545,563.22 = 110,956.82 : x
  2. Step 2: Convert to fraction form
    363,653.73/545,563.22 = 110,956.82/x
  3. Step 3: Cross multiply
    363,653.73x = 545,563.22 × 110,956.82
  4. Step 4: Simplify right side
    363,653.73x = 60,533,956,717.56
  5. Step 5: Solve for x
    x = 60,533,956,717.56/363,653.73
  6. Step 6: Final answer
    x = 166,460.43

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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.