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Finding the Fourth Proportional to 73,262.74, 101,095.77 and 41,431.54

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Solution

The fourth proportional to 73,262.74, 101,095.77 and 41,431.54 is: 57,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,262.74 : 101,095.77 = 41,431.54 : x
  2. Step 2: Convert to fraction form
    73,262.74/101,095.77 = 41,431.54/x
  3. Step 3: Cross multiply
    73,262.74x = 101,095.77 × 41,431.54
  4. Step 4: Simplify right side
    73,262.74x = 4,188,553,438.59
  5. Step 5: Solve for x
    x = 4,188,553,438.59/73,262.74
  6. Step 6: Final answer
    x = 57,171.67

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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.