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Finding the Fourth Proportional to 275,910.48, 413,894.88 and 118,096.56

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Solution

The fourth proportional to 275,910.48, 413,894.88 and 118,096.56 is: 177,157.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,910.48 : 413,894.88 = 118,096.56 : x
  2. Step 2: Convert to fraction form
    275,910.48/413,894.88 = 118,096.56/x
  3. Step 3: Cross multiply
    275,910.48x = 413,894.88 × 118,096.56
  4. Step 4: Simplify right side
    275,910.48x = 48,879,561,529.61
  5. Step 5: Solve for x
    x = 48,879,561,529.61/275,910.48
  6. Step 6: Final answer
    x = 177,157.32

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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.