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Finding the Fourth Proportional to 168,956.63, 253,238.11 and 94,040.94

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Solution

The fourth proportional to 168,956.63, 253,238.11 and 94,040.94 is: 140,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,956.63 : 253,238.11 = 94,040.94 : x
  2. Step 2: Convert to fraction form
    168,956.63/253,238.11 = 94,040.94/x
  3. Step 3: Cross multiply
    168,956.63x = 253,238.11 × 94,040.94
  4. Step 4: Simplify right side
    168,956.63x = 23,814,749,673.12
  5. Step 5: Solve for x
    x = 23,814,749,673.12/168,956.63
  6. Step 6: Final answer
    x = 140,951.85

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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.