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Finding the Fourth Proportional to 365,953.53, 548,824.95 and 126,057.73

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Solution

The fourth proportional to 365,953.53, 548,824.95 and 126,057.73 is: 189,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,953.53 : 548,824.95 = 126,057.73 : x
  2. Step 2: Convert to fraction form
    365,953.53/548,824.95 = 126,057.73/x
  3. Step 3: Cross multiply
    365,953.53x = 548,824.95 × 126,057.73
  4. Step 4: Simplify right side
    365,953.53x = 69,183,627,364.36
  5. Step 5: Solve for x
    x = 69,183,627,364.36/365,953.53
  6. Step 6: Final answer
    x = 189,050.31

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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.