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Finding the Fourth Proportional to 240,814.92, 332,309.94 and 133,378.56

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Solution

The fourth proportional to 240,814.92, 332,309.94 and 133,378.56 is: 184,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,814.92 : 332,309.94 = 133,378.56 : x
  2. Step 2: Convert to fraction form
    240,814.92/332,309.94 = 133,378.56/x
  3. Step 3: Cross multiply
    240,814.92x = 332,309.94 × 133,378.56
  4. Step 4: Simplify right side
    240,814.92x = 44,323,021,270.89
  5. Step 5: Solve for x
    x = 44,323,021,270.89/240,814.92
  6. Step 6: Final answer
    x = 184,054.30

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1.5x scale

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.