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Finding the Fourth Proportional to 271,911.54, 375,086.76 and 252,667.68

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Solution

The fourth proportional to 271,911.54, 375,086.76 and 252,667.68 is: 348,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,911.54 : 375,086.76 = 252,667.68 : x
  2. Step 2: Convert to fraction form
    271,911.54/375,086.76 = 252,667.68/x
  3. Step 3: Cross multiply
    271,911.54x = 375,086.76 × 252,667.68
  4. Step 4: Simplify right side
    271,911.54x = 94,772,301,447.92
  5. Step 5: Solve for x
    x = 94,772,301,447.92/271,911.54
  6. Step 6: Final answer
    x = 348,540.93

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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.