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Finding the Fourth Proportional to 73,788.73, 110,697.32 and 23,881.21

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Solution

The fourth proportional to 73,788.73, 110,697.32 and 23,881.21 is: 35,826.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,788.73 : 110,697.32 = 23,881.21 : x
  2. Step 2: Convert to fraction form
    73,788.73/110,697.32 = 23,881.21/x
  3. Step 3: Cross multiply
    73,788.73x = 110,697.32 × 23,881.21
  4. Step 4: Simplify right side
    73,788.73x = 2,643,585,945.36
  5. Step 5: Solve for x
    x = 2,643,585,945.36/73,788.73
  6. Step 6: Final answer
    x = 35,826.42

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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.