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Finding the Fourth Proportional to 54,885.66, 75,745.71 and 33,662.04

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Solution

The fourth proportional to 54,885.66, 75,745.71 and 33,662.04 is: 46,455.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,885.66 : 75,745.71 = 33,662.04 : x
  2. Step 2: Convert to fraction form
    54,885.66/75,745.71 = 33,662.04/x
  3. Step 3: Cross multiply
    54,885.66x = 75,745.71 × 33,662.04
  4. Step 4: Simplify right side
    54,885.66x = 2,549,755,119.85
  5. Step 5: Solve for x
    x = 2,549,755,119.85/54,885.66
  6. Step 6: Final answer
    x = 46,455.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.