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Finding the Fourth Proportional to 88,027.29, 132,051.21 and 31,893.84

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Solution

The fourth proportional to 88,027.29, 132,051.21 and 31,893.84 is: 47,844.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,027.29 : 132,051.21 = 31,893.84 : x
  2. Step 2: Convert to fraction form
    88,027.29/132,051.21 = 31,893.84/x
  3. Step 3: Cross multiply
    88,027.29x = 132,051.21 × 31,893.84
  4. Step 4: Simplify right side
    88,027.29x = 4,211,620,163.55
  5. Step 5: Solve for x
    x = 4,211,620,163.55/88,027.29
  6. Step 6: Final answer
    x = 47,844.48

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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.