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Finding the Fourth Proportional to 65,571.63, 98,378.10 and 23,450.69

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Solution

The fourth proportional to 65,571.63, 98,378.10 and 23,450.69 is: 35,183.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,571.63 : 98,378.10 = 23,450.69 : x
  2. Step 2: Convert to fraction form
    65,571.63/98,378.10 = 23,450.69/x
  3. Step 3: Cross multiply
    65,571.63x = 98,378.10 × 23,450.69
  4. Step 4: Simplify right side
    65,571.63x = 2,307,033,834.00
  5. Step 5: Solve for x
    x = 2,307,033,834.00/65,571.63
  6. Step 6: Final answer
    x = 35,183.41

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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.