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Finding the Fourth Proportional to 104,004.56, 155,990.52 and 33,883.28

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Solution

The fourth proportional to 104,004.56, 155,990.52 and 33,883.28 is: 50,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,004.56 : 155,990.52 = 33,883.28 : x
  2. Step 2: Convert to fraction form
    104,004.56/155,990.52 = 33,883.28/x
  3. Step 3: Cross multiply
    104,004.56x = 155,990.52 × 33,883.28
  4. Step 4: Simplify right side
    104,004.56x = 5,285,470,466.51
  5. Step 5: Solve for x
    x = 5,285,470,466.51/104,004.56
  6. Step 6: Final answer
    x = 50,819.60

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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.