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Finding the Fourth Proportional to 264,160.34, 396,239.13 and 64,481.77

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Solution

The fourth proportional to 264,160.34, 396,239.13 and 64,481.77 is: 96,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,160.34 : 396,239.13 = 64,481.77 : x
  2. Step 2: Convert to fraction form
    264,160.34/396,239.13 = 64,481.77/x
  3. Step 3: Cross multiply
    264,160.34x = 396,239.13 × 64,481.77
  4. Step 4: Simplify right side
    264,160.34x = 25,550,198,464.46
  5. Step 5: Solve for x
    x = 25,550,198,464.46/264,160.34
  6. Step 6: Final answer
    x = 96,722.31

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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.