Home / 69,828.18-104,668.91-34,240.22

Finding the Fourth Proportional to 69,828.18, 104,668.91 and 34,240.22

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Solution

The fourth proportional to 69,828.18, 104,668.91 and 34,240.22 is: 51,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,828.18 : 104,668.91 = 34,240.22 : x
  2. Step 2: Convert to fraction form
    69,828.18/104,668.91 = 34,240.22/x
  3. Step 3: Cross multiply
    69,828.18x = 104,668.91 × 34,240.22
  4. Step 4: Simplify right side
    69,828.18x = 3,583,886,331.92
  5. Step 5: Solve for x
    x = 3,583,886,331.92/69,828.18
  6. Step 6: Final answer
    x = 51,324.36

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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.