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Finding the Fourth Proportional to 264,464.73, 365,117.07 and 161,137.89

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Solution

The fourth proportional to 264,464.73, 365,117.07 and 161,137.89 is: 222,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,464.73 : 365,117.07 = 161,137.89 : x
  2. Step 2: Convert to fraction form
    264,464.73/365,117.07 = 161,137.89/x
  3. Step 3: Cross multiply
    264,464.73x = 365,117.07 × 161,137.89
  4. Step 4: Simplify right side
    264,464.73x = 58,834,194,262.78
  5. Step 5: Solve for x
    x = 58,834,194,262.78/264,464.73
  6. Step 6: Final answer
    x = 222,465.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.