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Finding the Fourth Proportional to 61,146.44, 91,745.66 and 33,412.04

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Solution

The fourth proportional to 61,146.44, 91,745.66 and 33,412.04 is: 50,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,146.44 : 91,745.66 = 33,412.04 : x
  2. Step 2: Convert to fraction form
    61,146.44/91,745.66 = 33,412.04/x
  3. Step 3: Cross multiply
    61,146.44x = 91,745.66 × 33,412.04
  4. Step 4: Simplify right side
    61,146.44x = 3,065,409,661.75
  5. Step 5: Solve for x
    x = 3,065,409,661.75/61,146.44
  6. Step 6: Final answer
    x = 50,132.27

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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.