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Finding the Fourth Proportional to 271,387.95, 407,119.10 and 93,847.29

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Solution

The fourth proportional to 271,387.95, 407,119.10 and 93,847.29 is: 140,783.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,387.95 : 407,119.10 = 93,847.29 : x
  2. Step 2: Convert to fraction form
    271,387.95/407,119.10 = 93,847.29/x
  3. Step 3: Cross multiply
    271,387.95x = 407,119.10 × 93,847.29
  4. Step 4: Simplify right side
    271,387.95x = 38,207,023,773.00
  5. Step 5: Solve for x
    x = 38,207,023,773.00/271,387.95
  6. Step 6: Final answer
    x = 140,783.79

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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.