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Finding the Fourth Proportional to 197,893.67, 296,836.38 and 48,134.79

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Solution

The fourth proportional to 197,893.67, 296,836.38 and 48,134.79 is: 72,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,893.67 : 296,836.38 = 48,134.79 : x
  2. Step 2: Convert to fraction form
    197,893.67/296,836.38 = 48,134.79/x
  3. Step 3: Cross multiply
    197,893.67x = 296,836.38 × 48,134.79
  4. Step 4: Simplify right side
    197,893.67x = 14,288,156,815.66
  5. Step 5: Solve for x
    x = 14,288,156,815.66/197,893.67
  6. Step 6: Final answer
    x = 72,201.18

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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.