Home / 49,911.24-74,932.46-45,785.10

Finding the Fourth Proportional to 49,911.24, 74,932.46 and 45,785.10

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Solution

The fourth proportional to 49,911.24, 74,932.46 and 45,785.10 is: 68,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,911.24 : 74,932.46 = 45,785.10 : x
  2. Step 2: Convert to fraction form
    49,911.24/74,932.46 = 45,785.10/x
  3. Step 3: Cross multiply
    49,911.24x = 74,932.46 × 45,785.10
  4. Step 4: Simplify right side
    49,911.24x = 3,430,790,174.35
  5. Step 5: Solve for x
    x = 3,430,790,174.35/49,911.24
  6. Step 6: Final answer
    x = 68,737.83

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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.