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Finding the Fourth Proportional to 73,775.45, 101,806.52 and 41,943.67

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Solution

The fourth proportional to 73,775.45, 101,806.52 and 41,943.67 is: 57,880.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,775.45 : 101,806.52 = 41,943.67 : x
  2. Step 2: Convert to fraction form
    73,775.45/101,806.52 = 41,943.67/x
  3. Step 3: Cross multiply
    73,775.45x = 101,806.52 × 41,943.67
  4. Step 4: Simplify right side
    73,775.45x = 4,270,139,078.73
  5. Step 5: Solve for x
    x = 4,270,139,078.73/73,775.45
  6. Step 6: Final answer
    x = 57,880.22

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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.