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Finding the Fourth Proportional to 164,647.00, 227,214.62 and 96,664.79

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Solution

The fourth proportional to 164,647.00, 227,214.62 and 96,664.79 is: 133,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,647.00 : 227,214.62 = 96,664.79 : x
  2. Step 2: Convert to fraction form
    164,647.00/227,214.62 = 96,664.79/x
  3. Step 3: Cross multiply
    164,647.00x = 227,214.62 × 96,664.79
  4. Step 4: Simplify right side
    164,647.00x = 21,963,651,907.83
  5. Step 5: Solve for x
    x = 21,963,651,907.83/164,647.00
  6. Step 6: Final answer
    x = 133,398.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.