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Finding the Fourth Proportional to 329,771.45, 494,676.32 and 93,094.31

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Solution

The fourth proportional to 329,771.45, 494,676.32 and 93,094.31 is: 139,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,771.45 : 494,676.32 = 93,094.31 : x
  2. Step 2: Convert to fraction form
    329,771.45/494,676.32 = 93,094.31/x
  3. Step 3: Cross multiply
    329,771.45x = 494,676.32 × 93,094.31
  4. Step 4: Simplify right side
    329,771.45x = 46,051,551,454.96
  5. Step 5: Solve for x
    x = 46,051,551,454.96/329,771.45
  6. Step 6: Final answer
    x = 139,646.87

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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.