Home / 49,902.78-74,908.09-44,391.42

Finding the Fourth Proportional to 49,902.78, 74,908.09 and 44,391.42

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Solution

The fourth proportional to 49,902.78, 74,908.09 and 44,391.42 is: 66,635.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,902.78 : 74,908.09 = 44,391.42 : x
  2. Step 2: Convert to fraction form
    49,902.78/74,908.09 = 44,391.42/x
  3. Step 3: Cross multiply
    49,902.78x = 74,908.09 × 44,391.42
  4. Step 4: Simplify right side
    49,902.78x = 3,325,276,484.59
  5. Step 5: Solve for x
    x = 3,325,276,484.59/49,902.78
  6. Step 6: Final answer
    x = 66,635.09

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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.