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Finding the Fourth Proportional to 61,408.44, 92,114.22 and 45,924.36

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Solution

The fourth proportional to 61,408.44, 92,114.22 and 45,924.36 is: 68,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,408.44 : 92,114.22 = 45,924.36 : x
  2. Step 2: Convert to fraction form
    61,408.44/92,114.22 = 45,924.36/x
  3. Step 3: Cross multiply
    61,408.44x = 92,114.22 × 45,924.36
  4. Step 4: Simplify right side
    61,408.44x = 4,230,286,600.40
  5. Step 5: Solve for x
    x = 4,230,286,600.40/61,408.44
  6. Step 6: Final answer
    x = 68,887.71

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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.