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Finding the Fourth Proportional to 241,875.37, 333,759.44 and 143,743.31

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Solution

The fourth proportional to 241,875.37, 333,759.44 and 143,743.31 is: 198,348.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,875.37 : 333,759.44 = 143,743.31 : x
  2. Step 2: Convert to fraction form
    241,875.37/333,759.44 = 143,743.31/x
  3. Step 3: Cross multiply
    241,875.37x = 333,759.44 × 143,743.31
  4. Step 4: Simplify right side
    241,875.37x = 47,975,685,782.95
  5. Step 5: Solve for x
    x = 47,975,685,782.95/241,875.37
  6. Step 6: Final answer
    x = 198,348.79

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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.