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Finding the Fourth Proportional to 148,879.83, 223,354.28 and 49,036.44

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Solution

The fourth proportional to 148,879.83, 223,354.28 and 49,036.44 is: 73,566.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,879.83 : 223,354.28 = 49,036.44 : x
  2. Step 2: Convert to fraction form
    148,879.83/223,354.28 = 49,036.44/x
  3. Step 3: Cross multiply
    148,879.83x = 223,354.28 × 49,036.44
  4. Step 4: Simplify right side
    148,879.83x = 10,952,498,749.96
  5. Step 5: Solve for x
    x = 10,952,498,749.96/148,879.83
  6. Step 6: Final answer
    x = 73,566.03

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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.