Home / 179,823-269,747.46-69,015

Finding the Fourth Proportional to 179,823, 269,747.46 and 69,015

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Solution

The fourth proportional to 179,823, 269,747.46 and 69,015 is: 103,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,823 : 269,747.46 = 69,015 : x
  2. Step 2: Convert to fraction form
    179,823/269,747.46 = 69,015/x
  3. Step 3: Cross multiply
    179,823x = 269,747.46 × 69,015
  4. Step 4: Simplify right side
    179,823x = 18,616,620,951.90
  5. Step 5: Solve for x
    x = 18,616,620,951.90/179,823
  6. Step 6: Final answer
    x = 103,527.47

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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.