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Finding the Fourth Proportional to 73,858.68, 110,788.20 and 29,489.04

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Solution

The fourth proportional to 73,858.68, 110,788.20 and 29,489.04 is: 44,233.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,858.68 : 110,788.20 = 29,489.04 : x
  2. Step 2: Convert to fraction form
    73,858.68/110,788.20 = 29,489.04/x
  3. Step 3: Cross multiply
    73,858.68x = 110,788.20 × 29,489.04
  4. Step 4: Simplify right side
    73,858.68x = 3,267,037,661.33
  5. Step 5: Solve for x
    x = 3,267,037,661.33/73,858.68
  6. Step 6: Final answer
    x = 44,233.63

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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.