Home / 275,331.20-412,999.68-117,461.12

Finding the Fourth Proportional to 275,331.20, 412,999.68 and 117,461.12

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Solution

The fourth proportional to 275,331.20, 412,999.68 and 117,461.12 is: 176,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,331.20 : 412,999.68 = 117,461.12 : x
  2. Step 2: Convert to fraction form
    275,331.20/412,999.68 = 117,461.12/x
  3. Step 3: Cross multiply
    275,331.20x = 412,999.68 × 117,461.12
  4. Step 4: Simplify right side
    275,331.20x = 48,511,404,972.44
  5. Step 5: Solve for x
    x = 48,511,404,972.44/275,331.20
  6. Step 6: Final answer
    x = 176,192.91

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1.5x scale

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.