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Finding the Fourth Proportional to 271,353.08, 407,091.62 and 93,859.94

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Solution

The fourth proportional to 271,353.08, 407,091.62 and 93,859.94 is: 140,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,353.08 : 407,091.62 = 93,859.94 : x
  2. Step 2: Convert to fraction form
    271,353.08/407,091.62 = 93,859.94/x
  3. Step 3: Cross multiply
    271,353.08x = 407,091.62 × 93,859.94
  4. Step 4: Simplify right side
    271,353.08x = 38,209,595,027.70
  5. Step 5: Solve for x
    x = 38,209,595,027.70/271,353.08
  6. Step 6: Final answer
    x = 140,811.36

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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.