Home / 241,981.20-362,712.60-108,838.80

Finding the Fourth Proportional to 241,981.20, 362,712.60 and 108,838.80

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Solution

The fourth proportional to 241,981.20, 362,712.60 and 108,838.80 is: 163,141.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,981.20 : 362,712.60 = 108,838.80 : x
  2. Step 2: Convert to fraction form
    241,981.20/362,712.60 = 108,838.80/x
  3. Step 3: Cross multiply
    241,981.20x = 362,712.60 × 108,838.80
  4. Step 4: Simplify right side
    241,981.20x = 39,477,204,128.88
  5. Step 5: Solve for x
    x = 39,477,204,128.88/241,981.20
  6. Step 6: Final answer
    x = 163,141.62

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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.