Home / 275,125.60-379,752.06-162,013.96

Finding the Fourth Proportional to 275,125.60, 379,752.06 and 162,013.96

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Solution

The fourth proportional to 275,125.60, 379,752.06 and 162,013.96 is: 223,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,125.60 : 379,752.06 = 162,013.96 : x
  2. Step 2: Convert to fraction form
    275,125.60/379,752.06 = 162,013.96/x
  3. Step 3: Cross multiply
    275,125.60x = 379,752.06 × 162,013.96
  4. Step 4: Simplify right side
    275,125.60x = 61,525,135,058.76
  5. Step 5: Solve for x
    x = 61,525,135,058.76/275,125.60
  6. Step 6: Final answer
    x = 223,625.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.