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Finding the Fourth Proportional to 293,357.44, 404,821.02 and 166,040.08

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Solution

The fourth proportional to 293,357.44, 404,821.02 and 166,040.08 is: 229,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,357.44 : 404,821.02 = 166,040.08 : x
  2. Step 2: Convert to fraction form
    293,357.44/404,821.02 = 166,040.08/x
  3. Step 3: Cross multiply
    293,357.44x = 404,821.02 × 166,040.08
  4. Step 4: Simplify right side
    293,357.44x = 67,216,514,546.48
  5. Step 5: Solve for x
    x = 67,216,514,546.48/293,357.44
  6. Step 6: Final answer
    x = 229,128.38

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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.