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Finding the Fourth Proportional to 54,893.52, 75,684.15 and 44,811.72

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Solution

The fourth proportional to 54,893.52, 75,684.15 and 44,811.72 is: 61,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,893.52 : 75,684.15 = 44,811.72 : x
  2. Step 2: Convert to fraction form
    54,893.52/75,684.15 = 44,811.72/x
  3. Step 3: Cross multiply
    54,893.52x = 75,684.15 × 44,811.72
  4. Step 4: Simplify right side
    54,893.52x = 3,391,536,938.24
  5. Step 5: Solve for x
    x = 3,391,536,938.24/54,893.52
  6. Step 6: Final answer
    x = 61,783.92

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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.