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Finding the Fourth Proportional to 192,244.46, 287,964.57 and 154,600.70

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Solution

The fourth proportional to 192,244.46, 287,964.57 and 154,600.70 is: 231,577.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,244.46 : 287,964.57 = 154,600.70 : x
  2. Step 2: Convert to fraction form
    192,244.46/287,964.57 = 154,600.70/x
  3. Step 3: Cross multiply
    192,244.46x = 287,964.57 × 154,600.70
  4. Step 4: Simplify right side
    192,244.46x = 44,519,524,097.20
  5. Step 5: Solve for x
    x = 44,519,524,097.20/192,244.46
  6. Step 6: Final answer
    x = 231,577.67

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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.