Home / 95,777.16-143,665.64-25,654.56

Finding the Fourth Proportional to 95,777.16, 143,665.64 and 25,654.56

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Solution

The fourth proportional to 95,777.16, 143,665.64 and 25,654.56 is: 38,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,777.16 : 143,665.64 = 25,654.56 : x
  2. Step 2: Convert to fraction form
    95,777.16/143,665.64 = 25,654.56/x
  3. Step 3: Cross multiply
    95,777.16x = 143,665.64 × 25,654.56
  4. Step 4: Simplify right side
    95,777.16x = 3,685,678,653.05
  5. Step 5: Solve for x
    x = 3,685,678,653.05/95,777.16
  6. Step 6: Final answer
    x = 38,481.81

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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.