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Finding the Fourth Proportional to 64,183.82, 96,266.82 and 19,812.02

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Solution

The fourth proportional to 64,183.82, 96,266.82 and 19,812.02 is: 29,715.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,183.82 : 96,266.82 = 19,812.02 : x
  2. Step 2: Convert to fraction form
    64,183.82/96,266.82 = 19,812.02/x
  3. Step 3: Cross multiply
    64,183.82x = 96,266.82 × 19,812.02
  4. Step 4: Simplify right side
    64,183.82x = 1,907,240,163.18
  5. Step 5: Solve for x
    x = 1,907,240,163.18/64,183.82
  6. Step 6: Final answer
    x = 29,715.28

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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.