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Finding the Fourth Proportional to 100,370.42, 150,569.94 and 32,888.01

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Solution

The fourth proportional to 100,370.42, 150,569.94 and 32,888.01 is: 49,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,370.42 : 150,569.94 = 32,888.01 : x
  2. Step 2: Convert to fraction form
    100,370.42/150,569.94 = 32,888.01/x
  3. Step 3: Cross multiply
    100,370.42x = 150,569.94 × 32,888.01
  4. Step 4: Simplify right side
    100,370.42x = 4,951,945,692.42
  5. Step 5: Solve for x
    x = 4,951,945,692.42/100,370.42
  6. Step 6: Final answer
    x = 49,336.71

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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.