Home / 229,919.76-344,779.10-115,997.48

Finding the Fourth Proportional to 229,919.76, 344,779.10 and 115,997.48

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Solution

The fourth proportional to 229,919.76, 344,779.10 and 115,997.48 is: 173,945.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,919.76 : 344,779.10 = 115,997.48 : x
  2. Step 2: Convert to fraction form
    229,919.76/344,779.10 = 115,997.48/x
  3. Step 3: Cross multiply
    229,919.76x = 344,779.10 × 115,997.48
  4. Step 4: Simplify right side
    229,919.76x = 39,993,504,452.79
  5. Step 5: Solve for x
    x = 39,993,504,452.79/229,919.76
  6. Step 6: Final answer
    x = 173,945.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.