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Finding the Fourth Proportional to 179,880.37, 269,773.54 and 53,486.57

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Solution

The fourth proportional to 179,880.37, 269,773.54 and 53,486.57 is: 80,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,880.37 : 269,773.54 = 53,486.57 : x
  2. Step 2: Convert to fraction form
    179,880.37/269,773.54 = 53,486.57/x
  3. Step 3: Cross multiply
    179,880.37x = 269,773.54 × 53,486.57
  4. Step 4: Simplify right side
    179,880.37x = 14,429,261,872.08
  5. Step 5: Solve for x
    x = 14,429,261,872.08/179,880.37
  6. Step 6: Final answer
    x = 80,215.88

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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.