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Finding the Fourth Proportional to 133,164.63, 199,747.70 and 44,417.87

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Solution

The fourth proportional to 133,164.63, 199,747.70 and 44,417.87 is: 66,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,164.63 : 199,747.70 = 44,417.87 : x
  2. Step 2: Convert to fraction form
    133,164.63/199,747.70 = 44,417.87/x
  3. Step 3: Cross multiply
    133,164.63x = 199,747.70 × 44,417.87
  4. Step 4: Simplify right side
    133,164.63x = 8,872,366,150.57
  5. Step 5: Solve for x
    x = 8,872,366,150.57/133,164.63
  6. Step 6: Final answer
    x = 66,627.05

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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.