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Finding the Fourth Proportional to 223,558.30, 335,266.32 and 73,770.67

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Solution

The fourth proportional to 223,558.30, 335,266.32 and 73,770.67 is: 110,632.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,558.30 : 335,266.32 = 73,770.67 : x
  2. Step 2: Convert to fraction form
    223,558.30/335,266.32 = 73,770.67/x
  3. Step 3: Cross multiply
    223,558.30x = 335,266.32 × 73,770.67
  4. Step 4: Simplify right side
    223,558.30x = 24,732,821,054.83
  5. Step 5: Solve for x
    x = 24,732,821,054.83/223,558.30
  6. Step 6: Final answer
    x = 110,632.53

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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.