Home / 196,470.24-271,128.96-107,046.24

Finding the Fourth Proportional to 196,470.24, 271,128.96 and 107,046.24

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Solution

The fourth proportional to 196,470.24, 271,128.96 and 107,046.24 is: 147,723.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,470.24 : 271,128.96 = 107,046.24 : x
  2. Step 2: Convert to fraction form
    196,470.24/271,128.96 = 107,046.24/x
  3. Step 3: Cross multiply
    196,470.24x = 271,128.96 × 107,046.24
  4. Step 4: Simplify right side
    196,470.24x = 29,023,335,723.11
  5. Step 5: Solve for x
    x = 29,023,335,723.11/196,470.24
  6. Step 6: Final answer
    x = 147,723.83

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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.