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Finding the Fourth Proportional to 271,004.73, 373,955.70 and 150,115.87

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Solution

The fourth proportional to 271,004.73, 373,955.70 and 150,115.87 is: 207,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,004.73 : 373,955.70 = 150,115.87 : x
  2. Step 2: Convert to fraction form
    271,004.73/373,955.70 = 150,115.87/x
  3. Step 3: Cross multiply
    271,004.73x = 373,955.70 × 150,115.87
  4. Step 4: Simplify right side
    271,004.73x = 56,136,685,246.96
  5. Step 5: Solve for x
    x = 56,136,685,246.96/271,004.73
  6. Step 6: Final answer
    x = 207,142.82

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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.