Home / 263,614.30-395,495.26-105,953.47

Finding the Fourth Proportional to 263,614.30, 395,495.26 and 105,953.47

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Solution

The fourth proportional to 263,614.30, 395,495.26 and 105,953.47 is: 158,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,614.30 : 395,495.26 = 105,953.47 : x
  2. Step 2: Convert to fraction form
    263,614.30/395,495.26 = 105,953.47/x
  3. Step 3: Cross multiply
    263,614.30x = 395,495.26 × 105,953.47
  4. Step 4: Simplify right side
    263,614.30x = 41,904,093,911.93
  5. Step 5: Solve for x
    x = 41,904,093,911.93/263,614.30
  6. Step 6: Final answer
    x = 158,959.87

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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.