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Finding the Fourth Proportional to 146,469.92, 219,770.52 and 67,541.84

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Solution

The fourth proportional to 146,469.92, 219,770.52 and 67,541.84 is: 101,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,469.92 : 219,770.52 = 67,541.84 : x
  2. Step 2: Convert to fraction form
    146,469.92/219,770.52 = 67,541.84/x
  3. Step 3: Cross multiply
    146,469.92x = 219,770.52 × 67,541.84
  4. Step 4: Simplify right side
    146,469.92x = 14,843,705,298.56
  5. Step 5: Solve for x
    x = 14,843,705,298.56/146,469.92
  6. Step 6: Final answer
    x = 101,343.03

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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.