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Finding the Fourth Proportional to 146,468.92, 219,769.02 and 67,540.84

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Solution

The fourth proportional to 146,468.92, 219,769.02 and 67,540.84 is: 101,341.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,468.92 : 219,769.02 = 67,540.84 : x
  2. Step 2: Convert to fraction form
    146,468.92/219,769.02 = 67,540.84/x
  3. Step 3: Cross multiply
    146,468.92x = 219,769.02 × 67,540.84
  4. Step 4: Simplify right side
    146,468.92x = 14,843,384,216.78
  5. Step 5: Solve for x
    x = 14,843,384,216.78/146,468.92
  6. Step 6: Final answer
    x = 101,341.53

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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.