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Finding the Fourth Proportional to 91,359.96, 137,050.92 and 32,183.40

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Solution

The fourth proportional to 91,359.96, 137,050.92 and 32,183.40 is: 48,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,359.96 : 137,050.92 = 32,183.40 : x
  2. Step 2: Convert to fraction form
    91,359.96/137,050.92 = 32,183.40/x
  3. Step 3: Cross multiply
    91,359.96x = 137,050.92 × 32,183.40
  4. Step 4: Simplify right side
    91,359.96x = 4,410,764,578.73
  5. Step 5: Solve for x
    x = 4,410,764,578.73/91,359.96
  6. Step 6: Final answer
    x = 48,278.97

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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.