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Finding the Fourth Proportional to 51,375.44, 70,869.72 and 41,825.60

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Solution

The fourth proportional to 51,375.44, 70,869.72 and 41,825.60 is: 57,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,375.44 : 70,869.72 = 41,825.60 : x
  2. Step 2: Convert to fraction form
    51,375.44/70,869.72 = 41,825.60/x
  3. Step 3: Cross multiply
    51,375.44x = 70,869.72 × 41,825.60
  4. Step 4: Simplify right side
    51,375.44x = 2,964,168,560.83
  5. Step 5: Solve for x
    x = 2,964,168,560.83/51,375.44
  6. Step 6: Final answer
    x = 57,696.22

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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.