Home / 75,469.41-104,140.98-41,477.54

Finding the Fourth Proportional to 75,469.41, 104,140.98 and 41,477.54

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Solution

The fourth proportional to 75,469.41, 104,140.98 and 41,477.54 is: 57,235.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,469.41 : 104,140.98 = 41,477.54 : x
  2. Step 2: Convert to fraction form
    75,469.41/104,140.98 = 41,477.54/x
  3. Step 3: Cross multiply
    75,469.41x = 104,140.98 × 41,477.54
  4. Step 4: Simplify right side
    75,469.41x = 4,319,511,142.88
  5. Step 5: Solve for x
    x = 4,319,511,142.88/75,469.41
  6. Step 6: Final answer
    x = 57,235.26

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1.5x scale

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.