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Finding the Fourth Proportional to 271,855.36, 375,149.95 and 151,004.37

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Solution

The fourth proportional to 271,855.36, 375,149.95 and 151,004.37 is: 208,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,855.36 : 375,149.95 = 151,004.37 : x
  2. Step 2: Convert to fraction form
    271,855.36/375,149.95 = 151,004.37/x
  3. Step 3: Cross multiply
    271,855.36x = 375,149.95 × 151,004.37
  4. Step 4: Simplify right side
    271,855.36x = 56,649,280,774.36
  5. Step 5: Solve for x
    x = 56,649,280,774.36/271,855.36
  6. Step 6: Final answer
    x = 208,380.23

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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.