Home / 275,160.10-379,743.33-162,004.90

Finding the Fourth Proportional to 275,160.10, 379,743.33 and 162,004.90

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Solution

The fourth proportional to 275,160.10, 379,743.33 and 162,004.90 is: 223,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,160.10 : 379,743.33 = 162,004.90 : x
  2. Step 2: Convert to fraction form
    275,160.10/379,743.33 = 162,004.90/x
  3. Step 3: Cross multiply
    275,160.10x = 379,743.33 × 162,004.90
  4. Step 4: Simplify right side
    275,160.10x = 61,520,280,202.32
  5. Step 5: Solve for x
    x = 61,520,280,202.32/275,160.10
  6. Step 6: Final answer
    x = 223,579.95

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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.