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Finding the Fourth Proportional to 61,125.44, 91,571.04 and 41,369.92

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Solution

The fourth proportional to 61,125.44, 91,571.04 and 41,369.92 is: 61,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,125.44 : 91,571.04 = 41,369.92 : x
  2. Step 2: Convert to fraction form
    61,125.44/91,571.04 = 41,369.92/x
  3. Step 3: Cross multiply
    61,125.44x = 91,571.04 × 41,369.92
  4. Step 4: Simplify right side
    61,125.44x = 3,788,286,599.12
  5. Step 5: Solve for x
    x = 3,788,286,599.12/61,125.44
  6. Step 6: Final answer
    x = 61,975.61

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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.