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Finding the Fourth Proportional to 197,227.80, 295,404.30 and 118,495.80

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Solution

The fourth proportional to 197,227.80, 295,404.30 and 118,495.80 is: 177,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,227.80 : 295,404.30 = 118,495.80 : x
  2. Step 2: Convert to fraction form
    197,227.80/295,404.30 = 118,495.80/x
  3. Step 3: Cross multiply
    197,227.80x = 295,404.30 × 118,495.80
  4. Step 4: Simplify right side
    197,227.80x = 35,004,168,851.94
  5. Step 5: Solve for x
    x = 35,004,168,851.94/197,227.80
  6. Step 6: Final answer
    x = 177,480.91

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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.