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Finding the Fourth Proportional to 73,576.74, 110,215.30 and 67,446.30

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Solution

The fourth proportional to 73,576.74, 110,215.30 and 67,446.30 is: 101,032.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,576.74 : 110,215.30 = 67,446.30 : x
  2. Step 2: Convert to fraction form
    73,576.74/110,215.30 = 67,446.30/x
  3. Step 3: Cross multiply
    73,576.74x = 110,215.30 × 67,446.30
  4. Step 4: Simplify right side
    73,576.74x = 7,433,614,188.39
  5. Step 5: Solve for x
    x = 7,433,614,188.39/73,576.74
  6. Step 6: Final answer
    x = 101,032.12

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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.