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Finding the Fourth Proportional to 245,162.97, 367,399.80 and 195,020.73

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Solution

The fourth proportional to 245,162.97, 367,399.80 and 195,020.73 is: 292,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,162.97 : 367,399.80 = 195,020.73 : x
  2. Step 2: Convert to fraction form
    245,162.97/367,399.80 = 195,020.73/x
  3. Step 3: Cross multiply
    245,162.97x = 367,399.80 × 195,020.73
  4. Step 4: Simplify right side
    245,162.97x = 71,650,577,197.85
  5. Step 5: Solve for x
    x = 71,650,577,197.85/245,162.97
  6. Step 6: Final answer
    x = 292,256.93

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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.