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Finding the Fourth Proportional to 133,758.87, 200,579.95 and 50,594.55

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Solution

The fourth proportional to 133,758.87, 200,579.95 and 50,594.55 is: 75,869.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,758.87 : 200,579.95 = 50,594.55 : x
  2. Step 2: Convert to fraction form
    133,758.87/200,579.95 = 50,594.55/x
  3. Step 3: Cross multiply
    133,758.87x = 200,579.95 × 50,594.55
  4. Step 4: Simplify right side
    133,758.87x = 10,148,252,309.27
  5. Step 5: Solve for x
    x = 10,148,252,309.27/133,758.87
  6. Step 6: Final answer
    x = 75,869.75

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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.