Home / 179,771.52-248,035.20-108,141.60

Finding the Fourth Proportional to 179,771.52, 248,035.20 and 108,141.60

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Solution

The fourth proportional to 179,771.52, 248,035.20 and 108,141.60 is: 149,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,771.52 : 248,035.20 = 108,141.60 : x
  2. Step 2: Convert to fraction form
    179,771.52/248,035.20 = 108,141.60/x
  3. Step 3: Cross multiply
    179,771.52x = 248,035.20 × 108,141.60
  4. Step 4: Simplify right side
    179,771.52x = 26,822,923,384.32
  5. Step 5: Solve for x
    x = 26,822,923,384.32/179,771.52
  6. Step 6: Final answer
    x = 149,205.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.