Home / 51,178.36-76,774.92-16,120.84

Finding the Fourth Proportional to 51,178.36, 76,774.92 and 16,120.84

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Solution

The fourth proportional to 51,178.36, 76,774.92 and 16,120.84 is: 24,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,178.36 : 76,774.92 = 16,120.84 : x
  2. Step 2: Convert to fraction form
    51,178.36/76,774.92 = 16,120.84/x
  3. Step 3: Cross multiply
    51,178.36x = 76,774.92 × 16,120.84
  4. Step 4: Simplify right side
    51,178.36x = 1,237,676,201.33
  5. Step 5: Solve for x
    x = 1,237,676,201.33/51,178.36
  6. Step 6: Final answer
    x = 24,183.58

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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.