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Finding the Fourth Proportional to 185,245.80, 277,869.39 and 45,004.44

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Solution

The fourth proportional to 185,245.80, 277,869.39 and 45,004.44 is: 67,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,245.80 : 277,869.39 = 45,004.44 : x
  2. Step 2: Convert to fraction form
    185,245.80/277,869.39 = 45,004.44/x
  3. Step 3: Cross multiply
    185,245.80x = 277,869.39 × 45,004.44
  4. Step 4: Simplify right side
    185,245.80x = 12,505,356,290.09
  5. Step 5: Solve for x
    x = 12,505,356,290.09/185,245.80
  6. Step 6: Final answer
    x = 67,506.83

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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.