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Finding the Fourth Proportional to 271,352.08, 407,090.12 and 93,858.94

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Solution

The fourth proportional to 271,352.08, 407,090.12 and 93,858.94 is: 140,809.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,352.08 : 407,090.12 = 93,858.94 : x
  2. Step 2: Convert to fraction form
    271,352.08/407,090.12 = 93,858.94/x
  3. Step 3: Cross multiply
    271,352.08x = 407,090.12 × 93,858.94
  4. Step 4: Simplify right side
    271,352.08x = 38,209,047,147.67
  5. Step 5: Solve for x
    x = 38,209,047,147.67/271,352.08
  6. Step 6: Final answer
    x = 140,809.86

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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.