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Finding the Fourth Proportional to 273,211.54, 409,817.39 and 73,532.42

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Solution

The fourth proportional to 273,211.54, 409,817.39 and 73,532.42 is: 110,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,211.54 : 409,817.39 = 73,532.42 : x
  2. Step 2: Convert to fraction form
    273,211.54/409,817.39 = 73,532.42/x
  3. Step 3: Cross multiply
    273,211.54x = 409,817.39 × 73,532.42
  4. Step 4: Simplify right side
    273,211.54x = 30,134,864,444.78
  5. Step 5: Solve for x
    x = 30,134,864,444.78/273,211.54
  6. Step 6: Final answer
    x = 110,298.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.