Home / 69,571.72-104,277.58-30,089.16

Finding the Fourth Proportional to 69,571.72, 104,277.58 and 30,089.16

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Solution

The fourth proportional to 69,571.72, 104,277.58 and 30,089.16 is: 45,099.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,571.72 : 104,277.58 = 30,089.16 : x
  2. Step 2: Convert to fraction form
    69,571.72/104,277.58 = 30,089.16/x
  3. Step 3: Cross multiply
    69,571.72x = 104,277.58 × 30,089.16
  4. Step 4: Simplify right side
    69,571.72x = 3,137,624,789.03
  5. Step 5: Solve for x
    x = 3,137,624,789.03/69,571.72
  6. Step 6: Final answer
    x = 45,099.14

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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.