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Finding the Fourth Proportional to 241,181.52, 332,806.48 and 139,239.88

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Solution

The fourth proportional to 241,181.52, 332,806.48 and 139,239.88 is: 192,137.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,181.52 : 332,806.48 = 139,239.88 : x
  2. Step 2: Convert to fraction form
    241,181.52/332,806.48 = 139,239.88/x
  3. Step 3: Cross multiply
    241,181.52x = 332,806.48 × 139,239.88
  4. Step 4: Simplify right side
    241,181.52x = 46,339,933,158.31
  5. Step 5: Solve for x
    x = 46,339,933,158.31/241,181.52
  6. Step 6: Final answer
    x = 192,137.17

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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.