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Finding the Fourth Proportional to 100,047.89, 150,079.73 and 33,488.26

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Solution

The fourth proportional to 100,047.89, 150,079.73 and 33,488.26 is: 50,235.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,047.89 : 150,079.73 = 33,488.26 : x
  2. Step 2: Convert to fraction form
    100,047.89/150,079.73 = 33,488.26/x
  3. Step 3: Cross multiply
    100,047.89x = 150,079.73 × 33,488.26
  4. Step 4: Simplify right side
    100,047.89x = 5,025,908,476.33
  5. Step 5: Solve for x
    x = 5,025,908,476.33/100,047.89
  6. Step 6: Final answer
    x = 50,235.03

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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.