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Finding the Fourth Proportional to 240,786.72, 332,285.48 and 133,356.62

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Solution

The fourth proportional to 240,786.72, 332,285.48 and 133,356.62 is: 184,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,786.72 : 332,285.48 = 133,356.62 : x
  2. Step 2: Convert to fraction form
    240,786.72/332,285.48 = 133,356.62/x
  3. Step 3: Cross multiply
    240,786.72x = 332,285.48 × 133,356.62
  4. Step 4: Simplify right side
    240,786.72x = 44,312,468,487.88
  5. Step 5: Solve for x
    x = 44,312,468,487.88/240,786.72
  6. Step 6: Final answer
    x = 184,032.03

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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.