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Finding the Fourth Proportional to 75,993.65, 113,992.43 and 36,003.27

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Solution

The fourth proportional to 75,993.65, 113,992.43 and 36,003.27 is: 54,005.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,993.65 : 113,992.43 = 36,003.27 : x
  2. Step 2: Convert to fraction form
    75,993.65/113,992.43 = 36,003.27/x
  3. Step 3: Cross multiply
    75,993.65x = 113,992.43 × 36,003.27
  4. Step 4: Simplify right side
    75,993.65x = 4,104,100,055.23
  5. Step 5: Solve for x
    x = 4,104,100,055.23/75,993.65
  6. Step 6: Final answer
    x = 54,005.83

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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.