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Finding the Fourth Proportional to 164,564.25, 246,847.19 and 39,905.25

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Solution

The fourth proportional to 164,564.25, 246,847.19 and 39,905.25 is: 59,858.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,564.25 : 246,847.19 = 39,905.25 : x
  2. Step 2: Convert to fraction form
    164,564.25/246,847.19 = 39,905.25/x
  3. Step 3: Cross multiply
    164,564.25x = 246,847.19 × 39,905.25
  4. Step 4: Simplify right side
    164,564.25x = 9,850,498,629.22
  5. Step 5: Solve for x
    x = 9,850,498,629.22/164,564.25
  6. Step 6: Final answer
    x = 59,858.07

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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.