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Finding the Fourth Proportional to 183,108, 252,667.77 and 106,643.82

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Solution

The fourth proportional to 183,108, 252,667.77 and 106,643.82 is: 147,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,108 : 252,667.77 = 106,643.82 : x
  2. Step 2: Convert to fraction form
    183,108/252,667.77 = 106,643.82/x
  3. Step 3: Cross multiply
    183,108x = 252,667.77 × 106,643.82
  4. Step 4: Simplify right side
    183,108x = 26,945,456,183.68
  5. Step 5: Solve for x
    x = 26,945,456,183.68/183,108
  6. Step 6: Final answer
    x = 147,156.08

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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.