Home / 69,450.19-104,174.52-16,859.67

Finding the Fourth Proportional to 69,450.19, 104,174.52 and 16,859.67

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Solution

The fourth proportional to 69,450.19, 104,174.52 and 16,859.67 is: 25,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,450.19 : 104,174.52 = 16,859.67 : x
  2. Step 2: Convert to fraction form
    69,450.19/104,174.52 = 16,859.67/x
  3. Step 3: Cross multiply
    69,450.19x = 104,174.52 × 16,859.67
  4. Step 4: Simplify right side
    69,450.19x = 1,756,348,029.61
  5. Step 5: Solve for x
    x = 1,756,348,029.61/69,450.19
  6. Step 6: Final answer
    x = 25,289.32

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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.