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Finding the Fourth Proportional to 229,255.45, 343,866.66 and 60,771.94

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Solution

The fourth proportional to 229,255.45, 343,866.66 and 60,771.94 is: 91,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,255.45 : 343,866.66 = 60,771.94 : x
  2. Step 2: Convert to fraction form
    229,255.45/343,866.66 = 60,771.94/x
  3. Step 3: Cross multiply
    229,255.45x = 343,866.66 × 60,771.94
  4. Step 4: Simplify right side
    229,255.45x = 20,897,444,029.52
  5. Step 5: Solve for x
    x = 20,897,444,029.52/229,255.45
  6. Step 6: Final answer
    x = 91,153.53

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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.