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Finding the Fourth Proportional to 73,107.09, 100,894.52 and 44,420.11

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Solution

The fourth proportional to 73,107.09, 100,894.52 and 44,420.11 is: 61,303.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,107.09 : 100,894.52 = 44,420.11 : x
  2. Step 2: Convert to fraction form
    73,107.09/100,894.52 = 44,420.11/x
  3. Step 3: Cross multiply
    73,107.09x = 100,894.52 × 44,420.11
  4. Step 4: Simplify right side
    73,107.09x = 4,481,745,676.80
  5. Step 5: Solve for x
    x = 4,481,745,676.80/73,107.09
  6. Step 6: Final answer
    x = 61,303.84

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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.