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Finding the Fourth Proportional to 227,004.72, 340,578.36 and 93,947.64

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Solution

The fourth proportional to 227,004.72, 340,578.36 and 93,947.64 is: 140,950.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,004.72 : 340,578.36 = 93,947.64 : x
  2. Step 2: Convert to fraction form
    227,004.72/340,578.36 = 93,947.64/x
  3. Step 3: Cross multiply
    227,004.72x = 340,578.36 × 93,947.64
  4. Step 4: Simplify right side
    227,004.72x = 31,996,533,157.07
  5. Step 5: Solve for x
    x = 31,996,533,157.07/227,004.72
  6. Step 6: Final answer
    x = 140,950.96

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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.