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Finding the Fourth Proportional to 71,376.90, 98,497.48 and 41,163.49

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Solution

The fourth proportional to 71,376.90, 98,497.48 and 41,163.49 is: 56,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,376.90 : 98,497.48 = 41,163.49 : x
  2. Step 2: Convert to fraction form
    71,376.90/98,497.48 = 41,163.49/x
  3. Step 3: Cross multiply
    71,376.90x = 98,497.48 × 41,163.49
  4. Step 4: Simplify right side
    71,376.90x = 4,054,500,033.01
  5. Step 5: Solve for x
    x = 4,054,500,033.01/71,376.90
  6. Step 6: Final answer
    x = 56,804.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.