Home / 199,579.08-274,883.58-172,722.36

Finding the Fourth Proportional to 199,579.08, 274,883.58 and 172,722.36

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Solution

The fourth proportional to 199,579.08, 274,883.58 and 172,722.36 is: 237,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,579.08 : 274,883.58 = 172,722.36 : x
  2. Step 2: Convert to fraction form
    199,579.08/274,883.58 = 172,722.36/x
  3. Step 3: Cross multiply
    199,579.08x = 274,883.58 × 172,722.36
  4. Step 4: Simplify right side
    199,579.08x = 47,478,540,662.85
  5. Step 5: Solve for x
    x = 47,478,540,662.85/199,579.08
  6. Step 6: Final answer
    x = 237,893.37

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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.