Home / 203,423.24-305,137.78-63,173

Finding the Fourth Proportional to 203,423.24, 305,137.78 and 63,173

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Solution

The fourth proportional to 203,423.24, 305,137.78 and 63,173 is: 94,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423.24 : 305,137.78 = 63,173 : x
  2. Step 2: Convert to fraction form
    203,423.24/305,137.78 = 63,173/x
  3. Step 3: Cross multiply
    203,423.24x = 305,137.78 × 63,173
  4. Step 4: Simplify right side
    203,423.24x = 19,276,468,975.94
  5. Step 5: Solve for x
    x = 19,276,468,975.94/203,423.24
  6. Step 6: Final answer
    x = 94,760.41

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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.