Home / 355,786.25-533,716.62-115,918.82

Finding the Fourth Proportional to 355,786.25, 533,716.62 and 115,918.82

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Solution

The fourth proportional to 355,786.25, 533,716.62 and 115,918.82 is: 173,890.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,786.25 : 533,716.62 = 115,918.82 : x
  2. Step 2: Convert to fraction form
    355,786.25/533,716.62 = 115,918.82/x
  3. Step 3: Cross multiply
    355,786.25x = 533,716.62 × 115,918.82
  4. Step 4: Simplify right side
    355,786.25x = 61,867,798,136.21
  5. Step 5: Solve for x
    x = 61,867,798,136.21/355,786.25
  6. Step 6: Final answer
    x = 173,890.36

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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.