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Finding the Fourth Proportional to 49,097.60, 73,570.80 and 36,558.80

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Solution

The fourth proportional to 49,097.60, 73,570.80 and 36,558.80 is: 54,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,097.60 : 73,570.80 = 36,558.80 : x
  2. Step 2: Convert to fraction form
    49,097.60/73,570.80 = 36,558.80/x
  3. Step 3: Cross multiply
    49,097.60x = 73,570.80 × 36,558.80
  4. Step 4: Simplify right side
    49,097.60x = 2,689,660,163.04
  5. Step 5: Solve for x
    x = 2,689,660,163.04/49,097.60
  6. Step 6: Final answer
    x = 54,781.91

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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.