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Finding the Fourth Proportional to 73,005.14, 100,745.71 and 41,174.03

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Solution

The fourth proportional to 73,005.14, 100,745.71 and 41,174.03 is: 56,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,005.14 : 100,745.71 = 41,174.03 : x
  2. Step 2: Convert to fraction form
    73,005.14/100,745.71 = 41,174.03/x
  3. Step 3: Cross multiply
    73,005.14x = 100,745.71 × 41,174.03
  4. Step 4: Simplify right side
    73,005.14x = 4,148,107,034.84
  5. Step 5: Solve for x
    x = 4,148,107,034.84/73,005.14
  6. Step 6: Final answer
    x = 56,819.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.