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Finding the Fourth Proportional to 235,201.88, 324,579.22 and 127,771.04

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Solution

The fourth proportional to 235,201.88, 324,579.22 and 127,771.04 is: 176,324.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,201.88 : 324,579.22 = 127,771.04 : x
  2. Step 2: Convert to fraction form
    235,201.88/324,579.22 = 127,771.04/x
  3. Step 3: Cross multiply
    235,201.88x = 324,579.22 × 127,771.04
  4. Step 4: Simplify right side
    235,201.88x = 41,471,824,501.79
  5. Step 5: Solve for x
    x = 41,471,824,501.79/235,201.88
  6. Step 6: Final answer
    x = 176,324.38

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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.