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Finding the Fourth Proportional to 229,092.63, 343,556.60 and 79,292.31

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Solution

The fourth proportional to 229,092.63, 343,556.60 and 79,292.31 is: 118,909.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,092.63 : 343,556.60 = 79,292.31 : x
  2. Step 2: Convert to fraction form
    229,092.63/343,556.60 = 79,292.31/x
  3. Step 3: Cross multiply
    229,092.63x = 343,556.60 × 79,292.31
  4. Step 4: Simplify right side
    229,092.63x = 27,241,396,033.28
  5. Step 5: Solve for x
    x = 27,241,396,033.28/229,092.63
  6. Step 6: Final answer
    x = 118,909.96

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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.