Home / 51,179.18-76,771.52-16,121.58

Finding the Fourth Proportional to 51,179.18, 76,771.52 and 16,121.58

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Solution

The fourth proportional to 51,179.18, 76,771.52 and 16,121.58 is: 24,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,179.18 : 76,771.52 = 16,121.58 : x
  2. Step 2: Convert to fraction form
    51,179.18/76,771.52 = 16,121.58/x
  3. Step 3: Cross multiply
    51,179.18x = 76,771.52 × 16,121.58
  4. Step 4: Simplify right side
    51,179.18x = 1,237,678,201.40
  5. Step 5: Solve for x
    x = 1,237,678,201.40/51,179.18
  6. Step 6: Final answer
    x = 24,183.24

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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.