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Finding the Fourth Proportional to 100,391.01, 150,600.41 and 33,850.17

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Solution

The fourth proportional to 100,391.01, 150,600.41 and 33,850.17 is: 50,779.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,391.01 : 150,600.41 = 33,850.17 : x
  2. Step 2: Convert to fraction form
    100,391.01/150,600.41 = 33,850.17/x
  3. Step 3: Cross multiply
    100,391.01x = 150,600.41 × 33,850.17
  4. Step 4: Simplify right side
    100,391.01x = 5,097,849,311.32
  5. Step 5: Solve for x
    x = 5,097,849,311.32/100,391.01
  6. Step 6: Final answer
    x = 50,779.94

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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.