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Finding the Fourth Proportional to 275,659.94, 413,227.47 and 88,540.26

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Solution

The fourth proportional to 275,659.94, 413,227.47 and 88,540.26 is: 132,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,659.94 : 413,227.47 = 88,540.26 : x
  2. Step 2: Convert to fraction form
    275,659.94/413,227.47 = 88,540.26/x
  3. Step 3: Cross multiply
    275,659.94x = 413,227.47 × 88,540.26
  4. Step 4: Simplify right side
    275,659.94x = 36,587,267,632.94
  5. Step 5: Solve for x
    x = 36,587,267,632.94/275,659.94
  6. Step 6: Final answer
    x = 132,726.10

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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.