Home / 49,845.45-74,782.62-16,110.75

Finding the Fourth Proportional to 49,845.45, 74,782.62 and 16,110.75

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Solution

The fourth proportional to 49,845.45, 74,782.62 and 16,110.75 is: 24,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,845.45 : 74,782.62 = 16,110.75 : x
  2. Step 2: Convert to fraction form
    49,845.45/74,782.62 = 16,110.75/x
  3. Step 3: Cross multiply
    49,845.45x = 74,782.62 × 16,110.75
  4. Step 4: Simplify right side
    49,845.45x = 1,204,804,095.17
  5. Step 5: Solve for x
    x = 1,204,804,095.17/49,845.45
  6. Step 6: Final answer
    x = 24,170.79

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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.