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Finding the Fourth Proportional to 240,811.92, 332,305.80 and 133,375.56

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Solution

The fourth proportional to 240,811.92, 332,305.80 and 133,375.56 is: 184,050.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,811.92 : 332,305.80 = 133,375.56 : x
  2. Step 2: Convert to fraction form
    240,811.92/332,305.80 = 133,375.56/x
  3. Step 3: Cross multiply
    240,811.92x = 332,305.80 × 133,375.56
  4. Step 4: Simplify right side
    240,811.92x = 44,321,472,166.25
  5. Step 5: Solve for x
    x = 44,321,472,166.25/240,811.92
  6. Step 6: Final answer
    x = 184,050.16

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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.