Home / 123,121.78-184,668.82-33,171.14

Finding the Fourth Proportional to 123,121.78, 184,668.82 and 33,171.14

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Solution

The fourth proportional to 123,121.78, 184,668.82 and 33,171.14 is: 49,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,121.78 : 184,668.82 = 33,171.14 : x
  2. Step 2: Convert to fraction form
    123,121.78/184,668.82 = 33,171.14/x
  3. Step 3: Cross multiply
    123,121.78x = 184,668.82 × 33,171.14
  4. Step 4: Simplify right side
    123,121.78x = 6,125,674,275.58
  5. Step 5: Solve for x
    x = 6,125,674,275.58/123,121.78
  6. Step 6: Final answer
    x = 49,752.97

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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.