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Finding the Fourth Proportional to 271,079.44, 374,072.71 and 150,213.67

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Solution

The fourth proportional to 271,079.44, 374,072.71 and 150,213.67 is: 207,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,079.44 : 374,072.71 = 150,213.67 : x
  2. Step 2: Convert to fraction form
    271,079.44/374,072.71 = 150,213.67/x
  3. Step 3: Cross multiply
    271,079.44x = 374,072.71 × 150,213.67
  4. Step 4: Simplify right side
    271,079.44x = 56,190,834,615.95
  5. Step 5: Solve for x
    x = 56,190,834,615.95/271,079.44
  6. Step 6: Final answer
    x = 207,285.49

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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.