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Finding the Fourth Proportional to 229,481.59, 344,140.92 and 67,330.38

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Solution

The fourth proportional to 229,481.59, 344,140.92 and 67,330.38 is: 100,971.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,481.59 : 344,140.92 = 67,330.38 : x
  2. Step 2: Convert to fraction form
    229,481.59/344,140.92 = 67,330.38/x
  3. Step 3: Cross multiply
    229,481.59x = 344,140.92 × 67,330.38
  4. Step 4: Simplify right side
    229,481.59x = 23,171,137,196.45
  5. Step 5: Solve for x
    x = 23,171,137,196.45/229,481.59
  6. Step 6: Final answer
    x = 100,971.66

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1.5x scale

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.