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Finding the Fourth Proportional to 235,945.55, 325,676.01 and 160,537.79

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Solution

The fourth proportional to 235,945.55, 325,676.01 and 160,537.79 is: 221,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,945.55 : 325,676.01 = 160,537.79 : x
  2. Step 2: Convert to fraction form
    235,945.55/325,676.01 = 160,537.79/x
  3. Step 3: Cross multiply
    235,945.55x = 325,676.01 × 160,537.79
  4. Step 4: Simplify right side
    235,945.55x = 52,283,305,273.04
  5. Step 5: Solve for x
    x = 52,283,305,273.04/235,945.55
  6. Step 6: Final answer
    x = 221,590.56

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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.