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Finding the Fourth Proportional to 227,464.83, 341,240.98 and 87,212.52

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Solution

The fourth proportional to 227,464.83, 341,240.98 and 87,212.52 is: 130,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,464.83 : 341,240.98 = 87,212.52 : x
  2. Step 2: Convert to fraction form
    227,464.83/341,240.98 = 87,212.52/x
  3. Step 3: Cross multiply
    227,464.83x = 341,240.98 × 87,212.52
  4. Step 4: Simplify right side
    227,464.83x = 29,760,485,793.07
  5. Step 5: Solve for x
    x = 29,760,485,793.07/227,464.83
  6. Step 6: Final answer
    x = 130,835.55

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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.