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Finding the Fourth Proportional to 55,878.75, 83,873.20 and 41,046.03

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Solution

The fourth proportional to 55,878.75, 83,873.20 and 41,046.03 is: 61,609.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,878.75 : 83,873.20 = 41,046.03 : x
  2. Step 2: Convert to fraction form
    55,878.75/83,873.20 = 41,046.03/x
  3. Step 3: Cross multiply
    55,878.75x = 83,873.20 × 41,046.03
  4. Step 4: Simplify right side
    55,878.75x = 3,442,661,464.03
  5. Step 5: Solve for x
    x = 3,442,661,464.03/55,878.75
  6. Step 6: Final answer
    x = 61,609.50

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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.