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Finding the Fourth Proportional to 73,457.34, 110,195.82 and 29,073.72

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Solution

The fourth proportional to 73,457.34, 110,195.82 and 29,073.72 is: 43,614.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,457.34 : 110,195.82 = 29,073.72 : x
  2. Step 2: Convert to fraction form
    73,457.34/110,195.82 = 29,073.72/x
  3. Step 3: Cross multiply
    73,457.34x = 110,195.82 × 29,073.72
  4. Step 4: Simplify right side
    73,457.34x = 3,203,802,415.85
  5. Step 5: Solve for x
    x = 3,203,802,415.85/73,457.34
  6. Step 6: Final answer
    x = 43,614.46

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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.