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Finding the Fourth Proportional to 201,408.44, 302,112.68 and 95,907.56

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Solution

The fourth proportional to 201,408.44, 302,112.68 and 95,907.56 is: 143,861.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,408.44 : 302,112.68 = 95,907.56 : x
  2. Step 2: Convert to fraction form
    201,408.44/302,112.68 = 95,907.56/x
  3. Step 3: Cross multiply
    201,408.44x = 302,112.68 × 95,907.56
  4. Step 4: Simplify right side
    201,408.44x = 28,974,887,993.76
  5. Step 5: Solve for x
    x = 28,974,887,993.76/201,408.44
  6. Step 6: Final answer
    x = 143,861.34

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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.