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Finding the Fourth Proportional to 65,286.48, 90,122.89 and 44,094.44

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Solution

The fourth proportional to 65,286.48, 90,122.89 and 44,094.44 is: 60,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,286.48 : 90,122.89 = 44,094.44 : x
  2. Step 2: Convert to fraction form
    65,286.48/90,122.89 = 44,094.44/x
  3. Step 3: Cross multiply
    65,286.48x = 90,122.89 × 44,094.44
  4. Step 4: Simplify right side
    65,286.48x = 3,973,918,365.73
  5. Step 5: Solve for x
    x = 3,973,918,365.73/65,286.48
  6. Step 6: Final answer
    x = 60,868.93

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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.