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Finding the Fourth Proportional to 250,125.82, 375,194.89 and 72,634.37

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Solution

The fourth proportional to 250,125.82, 375,194.89 and 72,634.37 is: 108,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,125.82 : 375,194.89 = 72,634.37 : x
  2. Step 2: Convert to fraction form
    250,125.82/375,194.89 = 72,634.37/x
  3. Step 3: Cross multiply
    250,125.82x = 375,194.89 × 72,634.37
  4. Step 4: Simplify right side
    250,125.82x = 27,252,044,379.09
  5. Step 5: Solve for x
    x = 27,252,044,379.09/250,125.82
  6. Step 6: Final answer
    x = 108,953.34

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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.