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Finding the Fourth Proportional to 51,099.01, 76,651.76 and 16,040.05

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Solution

The fourth proportional to 51,099.01, 76,651.76 and 16,040.05 is: 24,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,099.01 : 76,651.76 = 16,040.05 : x
  2. Step 2: Convert to fraction form
    51,099.01/76,651.76 = 16,040.05/x
  3. Step 3: Cross multiply
    51,099.01x = 76,651.76 × 16,040.05
  4. Step 4: Simplify right side
    51,099.01x = 1,229,498,138.75
  5. Step 5: Solve for x
    x = 1,229,498,138.75/51,099.01
  6. Step 6: Final answer
    x = 24,061.09

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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.