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Finding the Fourth Proportional to 271,850.07, 407,671.17 and 89,438.42

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Solution

The fourth proportional to 271,850.07, 407,671.17 and 89,438.42 is: 134,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,850.07 : 407,671.17 = 89,438.42 : x
  2. Step 2: Convert to fraction form
    271,850.07/407,671.17 = 89,438.42/x
  3. Step 3: Cross multiply
    271,850.07x = 407,671.17 × 89,438.42
  4. Step 4: Simplify right side
    271,850.07x = 36,461,465,324.35
  5. Step 5: Solve for x
    x = 36,461,465,324.35/271,850.07
  6. Step 6: Final answer
    x = 134,123.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.