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Finding the Fourth Proportional to 271,609.15, 374,817.79 and 150,751.48

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Solution

The fourth proportional to 271,609.15, 374,817.79 and 150,751.48 is: 208,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,609.15 : 374,817.79 = 150,751.48 : x
  2. Step 2: Convert to fraction form
    271,609.15/374,817.79 = 150,751.48/x
  3. Step 3: Cross multiply
    271,609.15x = 374,817.79 × 150,751.48
  4. Step 4: Simplify right side
    271,609.15x = 56,504,335,258.91
  5. Step 5: Solve for x
    x = 56,504,335,258.91/271,609.15
  6. Step 6: Final answer
    x = 208,035.46

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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.