Home / 49,257.93-73,894.20-18,090.75

Finding the Fourth Proportional to 49,257.93, 73,894.20 and 18,090.75

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Solution

The fourth proportional to 49,257.93, 73,894.20 and 18,090.75 is: 27,138.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,257.93 : 73,894.20 = 18,090.75 : x
  2. Step 2: Convert to fraction form
    49,257.93/73,894.20 = 18,090.75/x
  3. Step 3: Cross multiply
    49,257.93x = 73,894.20 × 18,090.75
  4. Step 4: Simplify right side
    49,257.93x = 1,336,801,498.65
  5. Step 5: Solve for x
    x = 1,336,801,498.65/49,257.93
  6. Step 6: Final answer
    x = 27,138.81

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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.