Home / 74,321.19-111,536.46-49,352.94

Finding the Fourth Proportional to 74,321.19, 111,536.46 and 49,352.94

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Solution

The fourth proportional to 74,321.19, 111,536.46 and 49,352.94 is: 74,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,321.19 : 111,536.46 = 49,352.94 : x
  2. Step 2: Convert to fraction form
    74,321.19/111,536.46 = 49,352.94/x
  3. Step 3: Cross multiply
    74,321.19x = 111,536.46 × 49,352.94
  4. Step 4: Simplify right side
    74,321.19x = 5,504,652,218.19
  5. Step 5: Solve for x
    x = 5,504,652,218.19/74,321.19
  6. Step 6: Final answer
    x = 74,065.72

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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.