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Finding the Fourth Proportional to 75,504.57, 113,154.79 and 33,377.48

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Solution

The fourth proportional to 75,504.57, 113,154.79 and 33,377.48 is: 50,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,504.57 : 113,154.79 = 33,377.48 : x
  2. Step 2: Convert to fraction form
    75,504.57/113,154.79 = 33,377.48/x
  3. Step 3: Cross multiply
    75,504.57x = 113,154.79 × 33,377.48
  4. Step 4: Simplify right side
    75,504.57x = 3,776,821,939.57
  5. Step 5: Solve for x
    x = 3,776,821,939.57/75,504.57
  6. Step 6: Final answer
    x = 50,021.10

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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.