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Finding the Fourth Proportional to 73,996.96, 110,950.08 and 34,562.56

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Solution

The fourth proportional to 73,996.96, 110,950.08 and 34,562.56 is: 51,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,996.96 : 110,950.08 = 34,562.56 : x
  2. Step 2: Convert to fraction form
    73,996.96/110,950.08 = 34,562.56/x
  3. Step 3: Cross multiply
    73,996.96x = 110,950.08 × 34,562.56
  4. Step 4: Simplify right side
    73,996.96x = 3,834,718,797.00
  5. Step 5: Solve for x
    x = 3,834,718,797.00/73,996.96
  6. Step 6: Final answer
    x = 51,822.65

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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.