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Finding the Fourth Proportional to 237,884.33, 328,257.41 and 142,388.97

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Solution

The fourth proportional to 237,884.33, 328,257.41 and 142,388.97 is: 196,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,884.33 : 328,257.41 = 142,388.97 : x
  2. Step 2: Convert to fraction form
    237,884.33/328,257.41 = 142,388.97/x
  3. Step 3: Cross multiply
    237,884.33x = 328,257.41 × 142,388.97
  4. Step 4: Simplify right side
    237,884.33x = 46,740,233,792.82
  5. Step 5: Solve for x
    x = 46,740,233,792.82/237,884.33
  6. Step 6: Final answer
    x = 196,483.03

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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.