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Finding the Fourth Proportional to 100,289.94, 150,450.09 and 33,714.01

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Solution

The fourth proportional to 100,289.94, 150,450.09 and 33,714.01 is: 50,576.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,289.94 : 150,450.09 = 33,714.01 : x
  2. Step 2: Convert to fraction form
    100,289.94/150,450.09 = 33,714.01/x
  3. Step 3: Cross multiply
    100,289.94x = 150,450.09 × 33,714.01
  4. Step 4: Simplify right side
    100,289.94x = 5,072,275,838.76
  5. Step 5: Solve for x
    x = 5,072,275,838.76/100,289.94
  6. Step 6: Final answer
    x = 50,576.12

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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.