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Finding the Fourth Proportional to 69,673.92, 104,477.94 and 26,999.34

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Solution

The fourth proportional to 69,673.92, 104,477.94 and 26,999.34 is: 40,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,673.92 : 104,477.94 = 26,999.34 : x
  2. Step 2: Convert to fraction form
    69,673.92/104,477.94 = 26,999.34/x
  3. Step 3: Cross multiply
    69,673.92x = 104,477.94 × 26,999.34
  4. Step 4: Simplify right side
    69,673.92x = 2,820,835,424.56
  5. Step 5: Solve for x
    x = 2,820,835,424.56/69,673.92
  6. Step 6: Final answer
    x = 40,486.25

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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.