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Finding the Fourth Proportional to 47,168.70, 65,092.98 and 25,658.44

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Solution

The fourth proportional to 47,168.70, 65,092.98 and 25,658.44 is: 35,408.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,168.70 : 65,092.98 = 25,658.44 : x
  2. Step 2: Convert to fraction form
    47,168.70/65,092.98 = 25,658.44/x
  3. Step 3: Cross multiply
    47,168.70x = 65,092.98 × 25,658.44
  4. Step 4: Simplify right side
    47,168.70x = 1,670,184,321.75
  5. Step 5: Solve for x
    x = 1,670,184,321.75/47,168.70
  6. Step 6: Final answer
    x = 35,408.74

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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.