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Finding the Fourth Proportional to 73,093.28, 100,871.34 and 41,267.84

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Solution

The fourth proportional to 73,093.28, 100,871.34 and 41,267.84 is: 56,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,093.28 : 100,871.34 = 41,267.84 : x
  2. Step 2: Convert to fraction form
    73,093.28/100,871.34 = 41,267.84/x
  3. Step 3: Cross multiply
    73,093.28x = 100,871.34 × 41,267.84
  4. Step 4: Simplify right side
    73,093.28x = 4,162,742,319.71
  5. Step 5: Solve for x
    x = 4,162,742,319.71/73,093.28
  6. Step 6: Final answer
    x = 56,951.09

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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.