Home / 51,198.93-76,798.37-16,138.58

Finding the Fourth Proportional to 51,198.93, 76,798.37 and 16,138.58

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Solution

The fourth proportional to 51,198.93, 76,798.37 and 16,138.58 is: 24,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,198.93 : 76,798.37 = 16,138.58 : x
  2. Step 2: Convert to fraction form
    51,198.93/76,798.37 = 16,138.58/x
  3. Step 3: Cross multiply
    51,198.93x = 76,798.37 × 16,138.58
  4. Step 4: Simplify right side
    51,198.93x = 1,239,416,173.43
  5. Step 5: Solve for x
    x = 1,239,416,173.43/51,198.93
  6. Step 6: Final answer
    x = 24,207.85

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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.