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Finding the Fourth Proportional to 133,293.28, 199,866.48 and 44,500

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Solution

The fourth proportional to 133,293.28, 199,866.48 and 44,500 is: 66,725.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,293.28 : 199,866.48 = 44,500 : x
  2. Step 2: Convert to fraction form
    133,293.28/199,866.48 = 44,500/x
  3. Step 3: Cross multiply
    133,293.28x = 199,866.48 × 44,500
  4. Step 4: Simplify right side
    133,293.28x = 8,894,058,360
  5. Step 5: Solve for x
    x = 8,894,058,360/133,293.28
  6. Step 6: Final answer
    x = 66,725.48

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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.