Home / 193,217.79-266,654.25-107,204.97

Finding the Fourth Proportional to 193,217.79, 266,654.25 and 107,204.97

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Solution

The fourth proportional to 193,217.79, 266,654.25 and 107,204.97 is: 147,950.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,217.79 : 266,654.25 = 107,204.97 : x
  2. Step 2: Convert to fraction form
    193,217.79/266,654.25 = 107,204.97/x
  3. Step 3: Cross multiply
    193,217.79x = 266,654.25 × 107,204.97
  4. Step 4: Simplify right side
    193,217.79x = 28,586,660,871.62
  5. Step 5: Solve for x
    x = 28,586,660,871.62/193,217.79
  6. Step 6: Final answer
    x = 147,950.46

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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.