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Finding the Fourth Proportional to 214,668.89, 322,004.44 and 125,860.11

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Solution

The fourth proportional to 214,668.89, 322,004.44 and 125,860.11 is: 188,790.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,668.89 : 322,004.44 = 125,860.11 : x
  2. Step 2: Convert to fraction form
    214,668.89/322,004.44 = 125,860.11/x
  3. Step 3: Cross multiply
    214,668.89x = 322,004.44 × 125,860.11
  4. Step 4: Simplify right side
    214,668.89x = 40,527,515,603.73
  5. Step 5: Solve for x
    x = 40,527,515,603.73/214,668.89
  6. Step 6: Final answer
    x = 188,790.82

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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.