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Finding the Fourth Proportional to 271,168.89, 374,204.96 and 148,657.09

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Solution

The fourth proportional to 271,168.89, 374,204.96 and 148,657.09 is: 205,142.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,168.89 : 374,204.96 = 148,657.09 : x
  2. Step 2: Convert to fraction form
    271,168.89/374,204.96 = 148,657.09/x
  3. Step 3: Cross multiply
    271,168.89x = 374,204.96 × 148,657.09
  4. Step 4: Simplify right side
    271,168.89x = 55,628,219,492.87
  5. Step 5: Solve for x
    x = 55,628,219,492.87/271,168.89
  6. Step 6: Final answer
    x = 205,142.33

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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.