Home / 204,211.46-281,771.36-123,646.50

Finding the Fourth Proportional to 204,211.46, 281,771.36 and 123,646.50

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Solution

The fourth proportional to 204,211.46, 281,771.36 and 123,646.50 is: 170,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,211.46 : 281,771.36 = 123,646.50 : x
  2. Step 2: Convert to fraction form
    204,211.46/281,771.36 = 123,646.50/x
  3. Step 3: Cross multiply
    204,211.46x = 281,771.36 × 123,646.50
  4. Step 4: Simplify right side
    204,211.46x = 34,840,042,309.68
  5. Step 5: Solve for x
    x = 34,840,042,309.68/204,211.46
  6. Step 6: Final answer
    x = 170,607.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.