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Finding the Fourth Proportional to 144,773.92, 217,189.92 and 50,007.57

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Solution

The fourth proportional to 144,773.92, 217,189.92 and 50,007.57 is: 75,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,773.92 : 217,189.92 = 50,007.57 : x
  2. Step 2: Convert to fraction form
    144,773.92/217,189.92 = 50,007.57/x
  3. Step 3: Cross multiply
    144,773.92x = 217,189.92 × 50,007.57
  4. Step 4: Simplify right side
    144,773.92x = 10,861,139,500.76
  5. Step 5: Solve for x
    x = 10,861,139,500.76/144,773.92
  6. Step 6: Final answer
    x = 75,021.38

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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.