Home / 268,568.04-403,029.52-126,453.94

Finding the Fourth Proportional to 268,568.04, 403,029.52 and 126,453.94

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Solution

The fourth proportional to 268,568.04, 403,029.52 and 126,453.94 is: 189,764.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,568.04 : 403,029.52 = 126,453.94 : x
  2. Step 2: Convert to fraction form
    268,568.04/403,029.52 = 126,453.94/x
  3. Step 3: Cross multiply
    268,568.04x = 403,029.52 × 126,453.94
  4. Step 4: Simplify right side
    268,568.04x = 50,964,670,740.31
  5. Step 5: Solve for x
    x = 50,964,670,740.31/268,568.04
  6. Step 6: Final answer
    x = 189,764.47

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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.