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Finding the Fourth Proportional to 185,211.63, 277,815.42 and 44,970.39

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Solution

The fourth proportional to 185,211.63, 277,815.42 and 44,970.39 is: 67,455.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,211.63 : 277,815.42 = 44,970.39 : x
  2. Step 2: Convert to fraction form
    185,211.63/277,815.42 = 44,970.39/x
  3. Step 3: Cross multiply
    185,211.63x = 277,815.42 × 44,970.39
  4. Step 4: Simplify right side
    185,211.63x = 12,493,467,785.41
  5. Step 5: Solve for x
    x = 12,493,467,785.41/185,211.63
  6. Step 6: Final answer
    x = 67,455.09

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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.