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Finding the Fourth Proportional to 225,631.56, 338,334.65 and 73,808.82

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Solution

The fourth proportional to 225,631.56, 338,334.65 and 73,808.82 is: 110,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,631.56 : 338,334.65 = 73,808.82 : x
  2. Step 2: Convert to fraction form
    225,631.56/338,334.65 = 73,808.82/x
  3. Step 3: Cross multiply
    225,631.56x = 338,334.65 × 73,808.82
  4. Step 4: Simplify right side
    225,631.56x = 24,972,080,912.57
  5. Step 5: Solve for x
    x = 24,972,080,912.57/225,631.56
  6. Step 6: Final answer
    x = 110,676.37

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1.5x scale

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.