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Finding the Fourth Proportional to 132,893.76, 199,374.30 and 44,147.70

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Solution

The fourth proportional to 132,893.76, 199,374.30 and 44,147.70 is: 66,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,893.76 : 199,374.30 = 44,147.70 : x
  2. Step 2: Convert to fraction form
    132,893.76/199,374.30 = 44,147.70/x
  3. Step 3: Cross multiply
    132,893.76x = 199,374.30 × 44,147.70
  4. Step 4: Simplify right side
    132,893.76x = 8,801,916,784.11
  5. Step 5: Solve for x
    x = 8,801,916,784.11/132,893.76
  6. Step 6: Final answer
    x = 66,232.73

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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.