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Finding the Fourth Proportional to 74,618.44, 102,973.26 and 41,084.44

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Solution

The fourth proportional to 74,618.44, 102,973.26 and 41,084.44 is: 56,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,618.44 : 102,973.26 = 41,084.44 : x
  2. Step 2: Convert to fraction form
    74,618.44/102,973.26 = 41,084.44/x
  3. Step 3: Cross multiply
    74,618.44x = 102,973.26 × 41,084.44
  4. Step 4: Simplify right side
    74,618.44x = 4,230,598,722.07
  5. Step 5: Solve for x
    x = 4,230,598,722.07/74,618.44
  6. Step 6: Final answer
    x = 56,696.42

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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.