Home / 196,134.39-294,245.31-71,475.39

Finding the Fourth Proportional to 196,134.39, 294,245.31 and 71,475.39

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Solution

The fourth proportional to 196,134.39, 294,245.31 and 71,475.39 is: 107,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,134.39 : 294,245.31 = 71,475.39 : x
  2. Step 2: Convert to fraction form
    196,134.39/294,245.31 = 71,475.39/x
  3. Step 3: Cross multiply
    196,134.39x = 294,245.31 × 71,475.39
  4. Step 4: Simplify right side
    196,134.39x = 21,031,298,287.92
  5. Step 5: Solve for x
    x = 21,031,298,287.92/196,134.39
  6. Step 6: Final answer
    x = 107,229.02

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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.