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Finding the Fourth Proportional to 88,145.76, 132,106.32 and 41,295.36

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Solution

The fourth proportional to 88,145.76, 132,106.32 and 41,295.36 is: 61,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,145.76 : 132,106.32 = 41,295.36 : x
  2. Step 2: Convert to fraction form
    88,145.76/132,106.32 = 41,295.36/x
  3. Step 3: Cross multiply
    88,145.76x = 132,106.32 × 41,295.36
  4. Step 4: Simplify right side
    88,145.76x = 5,455,378,042.68
  5. Step 5: Solve for x
    x = 5,455,378,042.68/88,145.76
  6. Step 6: Final answer
    x = 61,890.42

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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.