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Finding the Fourth Proportional to 50,772.60, 75,986.10 and 44,551.80

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Solution

The fourth proportional to 50,772.60, 75,986.10 and 44,551.80 is: 66,676.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,772.60 : 75,986.10 = 44,551.80 : x
  2. Step 2: Convert to fraction form
    50,772.60/75,986.10 = 44,551.80/x
  3. Step 3: Cross multiply
    50,772.60x = 75,986.10 × 44,551.80
  4. Step 4: Simplify right side
    50,772.60x = 3,385,317,529.98
  5. Step 5: Solve for x
    x = 3,385,317,529.98/50,772.60
  6. Step 6: Final answer
    x = 66,676.07

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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.