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Finding the Fourth Proportional to 227,285.52, 340,928 and 61,073.52

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Solution

The fourth proportional to 227,285.52, 340,928 and 61,073.52 is: 91,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,285.52 : 340,928 = 61,073.52 : x
  2. Step 2: Convert to fraction form
    227,285.52/340,928 = 61,073.52/x
  3. Step 3: Cross multiply
    227,285.52x = 340,928 × 61,073.52
  4. Step 4: Simplify right side
    227,285.52x = 20,821,673,026.56
  5. Step 5: Solve for x
    x = 20,821,673,026.56/227,285.52
  6. Step 6: Final answer
    x = 91,610.20

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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.