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Finding the Fourth Proportional to 69,667.66, 104,468.57 and 26,993.08

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Solution

The fourth proportional to 69,667.66, 104,468.57 and 26,993.08 is: 40,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,667.66 : 104,468.57 = 26,993.08 : x
  2. Step 2: Convert to fraction form
    69,667.66/104,468.57 = 26,993.08/x
  3. Step 3: Cross multiply
    69,667.66x = 104,468.57 × 26,993.08
  4. Step 4: Simplify right side
    69,667.66x = 2,819,928,467.50
  5. Step 5: Solve for x
    x = 2,819,928,467.50/69,667.66
  6. Step 6: Final answer
    x = 40,476.86

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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.