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Finding the Fourth Proportional to 69,671.68, 104,485.44 and 22,913.68

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Solution

The fourth proportional to 69,671.68, 104,485.44 and 22,913.68 is: 34,363.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,671.68 : 104,485.44 = 22,913.68 : x
  2. Step 2: Convert to fraction form
    69,671.68/104,485.44 = 22,913.68/x
  3. Step 3: Cross multiply
    69,671.68x = 104,485.44 × 22,913.68
  4. Step 4: Simplify right side
    69,671.68x = 2,394,145,936.82
  5. Step 5: Solve for x
    x = 2,394,145,936.82/69,671.68
  6. Step 6: Final answer
    x = 34,363.26

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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.