Home / 263,613.07-395,438.06-105,841.52

Finding the Fourth Proportional to 263,613.07, 395,438.06 and 105,841.52

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Solution

The fourth proportional to 263,613.07, 395,438.06 and 105,841.52 is: 158,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,613.07 : 395,438.06 = 105,841.52 : x
  2. Step 2: Convert to fraction form
    263,613.07/395,438.06 = 105,841.52/x
  3. Step 3: Cross multiply
    263,613.07x = 395,438.06 × 105,841.52
  4. Step 4: Simplify right side
    263,613.07x = 41,853,764,807.04
  5. Step 5: Solve for x
    x = 41,853,764,807.04/263,613.07
  6. Step 6: Final answer
    x = 158,769.69

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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.