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Finding the Fourth Proportional to 52,898.24, 79,227.48 and 43,787.36

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Solution

The fourth proportional to 52,898.24, 79,227.48 and 43,787.36 is: 65,581.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,898.24 : 79,227.48 = 43,787.36 : x
  2. Step 2: Convert to fraction form
    52,898.24/79,227.48 = 43,787.36/x
  3. Step 3: Cross multiply
    52,898.24x = 79,227.48 × 43,787.36
  4. Step 4: Simplify right side
    52,898.24x = 3,469,162,188.65
  5. Step 5: Solve for x
    x = 3,469,162,188.65/52,898.24
  6. Step 6: Final answer
    x = 65,581.81

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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.