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Finding the Fourth Proportional to 223,401.14, 335,143.02 and 73,647.53

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Solution

The fourth proportional to 223,401.14, 335,143.02 and 73,647.53 is: 110,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,401.14 : 335,143.02 = 73,647.53 : x
  2. Step 2: Convert to fraction form
    223,401.14/335,143.02 = 73,647.53/x
  3. Step 3: Cross multiply
    223,401.14x = 335,143.02 × 73,647.53
  4. Step 4: Simplify right side
    223,401.14x = 24,682,453,944.03
  5. Step 5: Solve for x
    x = 24,682,453,944.03/223,401.14
  6. Step 6: Final answer
    x = 110,484.91

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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.