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Finding the Fourth Proportional to 174,912.62, 262,367.71 and 151,147.82

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Solution

The fourth proportional to 174,912.62, 262,367.71 and 151,147.82 is: 226,720.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,912.62 : 262,367.71 = 151,147.82 : x
  2. Step 2: Convert to fraction form
    174,912.62/262,367.71 = 151,147.82/x
  3. Step 3: Cross multiply
    174,912.62x = 262,367.71 × 151,147.82
  4. Step 4: Simplify right side
    174,912.62x = 39,656,307,682.94
  5. Step 5: Solve for x
    x = 39,656,307,682.94/174,912.62
  6. Step 6: Final answer
    x = 226,720.68

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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.