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Finding the Fourth Proportional to 48,638.95, 72,922.98 and 32,804.67

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Solution

The fourth proportional to 48,638.95, 72,922.98 and 32,804.67 is: 49,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.95 : 72,922.98 = 32,804.67 : x
  2. Step 2: Convert to fraction form
    48,638.95/72,922.98 = 32,804.67/x
  3. Step 3: Cross multiply
    48,638.95x = 72,922.98 × 32,804.67
  4. Step 4: Simplify right side
    48,638.95x = 2,392,213,929.70
  5. Step 5: Solve for x
    x = 2,392,213,929.70/48,638.95
  6. Step 6: Final answer
    x = 49,183.09

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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.