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Finding the Fourth Proportional to 176,589.72, 264,724.37 and 64,190.55

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Solution

The fourth proportional to 176,589.72, 264,724.37 and 64,190.55 is: 96,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,589.72 : 264,724.37 = 64,190.55 : x
  2. Step 2: Convert to fraction form
    176,589.72/264,724.37 = 64,190.55/x
  3. Step 3: Cross multiply
    176,589.72x = 264,724.37 × 64,190.55
  4. Step 4: Simplify right side
    176,589.72x = 16,992,801,585.08
  5. Step 5: Solve for x
    x = 16,992,801,585.08/176,589.72
  6. Step 6: Final answer
    x = 96,227.58

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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.