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Finding the Fourth Proportional to 74,944.56, 112,384.02 and 22,343.56

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Solution

The fourth proportional to 74,944.56, 112,384.02 and 22,343.56 is: 33,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,944.56 : 112,384.02 = 22,343.56 : x
  2. Step 2: Convert to fraction form
    74,944.56/112,384.02 = 22,343.56/x
  3. Step 3: Cross multiply
    74,944.56x = 112,384.02 × 22,343.56
  4. Step 4: Simplify right side
    74,944.56x = 2,511,059,093.91
  5. Step 5: Solve for x
    x = 2,511,059,093.91/74,944.56
  6. Step 6: Final answer
    x = 33,505.56

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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.