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Finding the Fourth Proportional to 100,495.53, 150,765.92 and 33,933.89

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Solution

The fourth proportional to 100,495.53, 150,765.92 and 33,933.89 is: 50,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,495.53 : 150,765.92 = 33,933.89 : x
  2. Step 2: Convert to fraction form
    100,495.53/150,765.92 = 33,933.89/x
  3. Step 3: Cross multiply
    100,495.53x = 150,765.92 × 33,933.89
  4. Step 4: Simplify right side
    100,495.53x = 5,116,073,221.53
  5. Step 5: Solve for x
    x = 5,116,073,221.53/100,495.53
  6. Step 6: Final answer
    x = 50,908.47

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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.