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Finding the Fourth Proportional to 223,551.56, 335,298.75 and 73,754.78

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Solution

The fourth proportional to 223,551.56, 335,298.75 and 73,754.78 is: 110,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,551.56 : 335,298.75 = 73,754.78 : x
  2. Step 2: Convert to fraction form
    223,551.56/335,298.75 = 73,754.78/x
  3. Step 3: Cross multiply
    223,551.56x = 335,298.75 × 73,754.78
  4. Step 4: Simplify right side
    223,551.56x = 24,729,885,540.53
  5. Step 5: Solve for x
    x = 24,729,885,540.53/223,551.56
  6. Step 6: Final answer
    x = 110,622.74

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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.