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Finding the Fourth Proportional to 224,570.92, 336,757.80 and 84,231.16

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Solution

The fourth proportional to 224,570.92, 336,757.80 and 84,231.16 is: 126,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,570.92 : 336,757.80 = 84,231.16 : x
  2. Step 2: Convert to fraction form
    224,570.92/336,757.80 = 84,231.16/x
  3. Step 3: Cross multiply
    224,570.92x = 336,757.80 × 84,231.16
  4. Step 4: Simplify right side
    224,570.92x = 28,365,500,133.05
  5. Step 5: Solve for x
    x = 28,365,500,133.05/224,570.92
  6. Step 6: Final answer
    x = 126,309.77

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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.