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Finding the Fourth Proportional to 88,107.64, 132,091.56 and 43,722.48

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Solution

The fourth proportional to 88,107.64, 132,091.56 and 43,722.48 is: 65,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,107.64 : 132,091.56 = 43,722.48 : x
  2. Step 2: Convert to fraction form
    88,107.64/132,091.56 = 43,722.48/x
  3. Step 3: Cross multiply
    88,107.64x = 132,091.56 × 43,722.48
  4. Step 4: Simplify right side
    88,107.64x = 5,775,370,590.27
  5. Step 5: Solve for x
    x = 5,775,370,590.27/88,107.64
  6. Step 6: Final answer
    x = 65,549.03

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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.