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Finding the Fourth Proportional to 183,894.20, 275,841.30 and 109,244.60

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Solution

The fourth proportional to 183,894.20, 275,841.30 and 109,244.60 is: 163,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,894.20 : 275,841.30 = 109,244.60 : x
  2. Step 2: Convert to fraction form
    183,894.20/275,841.30 = 109,244.60/x
  3. Step 3: Cross multiply
    183,894.20x = 275,841.30 × 109,244.60
  4. Step 4: Simplify right side
    183,894.20x = 30,134,172,481.98
  5. Step 5: Solve for x
    x = 30,134,172,481.98/183,894.20
  6. Step 6: Final answer
    x = 163,866.90

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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.