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Finding the Fourth Proportional to 270,027.07, 405,098.01 and 92,486.41

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Solution

The fourth proportional to 270,027.07, 405,098.01 and 92,486.41 is: 138,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,027.07 : 405,098.01 = 92,486.41 : x
  2. Step 2: Convert to fraction form
    270,027.07/405,098.01 = 92,486.41/x
  3. Step 3: Cross multiply
    270,027.07x = 405,098.01 × 92,486.41
  4. Step 4: Simplify right side
    270,027.07x = 37,466,059,630.30
  5. Step 5: Solve for x
    x = 37,466,059,630.30/270,027.07
  6. Step 6: Final answer
    x = 138,749.27

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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.