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Finding the Fourth Proportional to 104,801, 144,625.14 and 57,054.68

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Solution

The fourth proportional to 104,801, 144,625.14 and 57,054.68 is: 78,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,801 : 144,625.14 = 57,054.68 : x
  2. Step 2: Convert to fraction form
    104,801/144,625.14 = 57,054.68/x
  3. Step 3: Cross multiply
    104,801x = 144,625.14 × 57,054.68
  4. Step 4: Simplify right side
    104,801x = 8,251,541,082.66
  5. Step 5: Solve for x
    x = 8,251,541,082.66/104,801
  6. Step 6: Final answer
    x = 78,735.33

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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.