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Finding the Fourth Proportional to 223,451.53, 335,187.48 and 73,704.87

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Solution

The fourth proportional to 223,451.53, 335,187.48 and 73,704.87 is: 110,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,451.53 : 335,187.48 = 73,704.87 : x
  2. Step 2: Convert to fraction form
    223,451.53/335,187.48 = 73,704.87/x
  3. Step 3: Cross multiply
    223,451.53x = 335,187.48 × 73,704.87
  4. Step 4: Simplify right side
    223,451.53x = 24,704,949,915.42
  5. Step 5: Solve for x
    x = 24,704,949,915.42/223,451.53
  6. Step 6: Final answer
    x = 110,560.67

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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.