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Finding the Fourth Proportional to 48,885.89, 67,427.68 and 44,865.67

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Solution

The fourth proportional to 48,885.89, 67,427.68 and 44,865.67 is: 61,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,885.89 : 67,427.68 = 44,865.67 : x
  2. Step 2: Convert to fraction form
    48,885.89/67,427.68 = 44,865.67/x
  3. Step 3: Cross multiply
    48,885.89x = 67,427.68 × 44,865.67
  4. Step 4: Simplify right side
    48,885.89x = 3,025,188,039.75
  5. Step 5: Solve for x
    x = 3,025,188,039.75/48,885.89
  6. Step 6: Final answer
    x = 61,882.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.