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Finding the Fourth Proportional to 197,287.20, 295,930.80 and 113,014.80

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Solution

The fourth proportional to 197,287.20, 295,930.80 and 113,014.80 is: 169,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,287.20 : 295,930.80 = 113,014.80 : x
  2. Step 2: Convert to fraction form
    197,287.20/295,930.80 = 113,014.80/x
  3. Step 3: Cross multiply
    197,287.20x = 295,930.80 × 113,014.80
  4. Step 4: Simplify right side
    197,287.20x = 33,444,560,175.84
  5. Step 5: Solve for x
    x = 33,444,560,175.84/197,287.20
  6. Step 6: Final answer
    x = 169,522.20

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1.5x scale

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.