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Finding the Fourth Proportional to 233,911.88, 322,798.16 and 126,481.65

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Solution

The fourth proportional to 233,911.88, 322,798.16 and 126,481.65 is: 174,544.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,911.88 : 322,798.16 = 126,481.65 : x
  2. Step 2: Convert to fraction form
    233,911.88/322,798.16 = 126,481.65/x
  3. Step 3: Cross multiply
    233,911.88x = 322,798.16 × 126,481.65
  4. Step 4: Simplify right side
    233,911.88x = 40,828,043,261.36
  5. Step 5: Solve for x
    x = 40,828,043,261.36/233,911.88
  6. Step 6: Final answer
    x = 174,544.55

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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.