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Finding the Fourth Proportional to 73,809.97, 110,732.54 and 23,890.07

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Solution

The fourth proportional to 73,809.97, 110,732.54 and 23,890.07 is: 35,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,809.97 : 110,732.54 = 23,890.07 : x
  2. Step 2: Convert to fraction form
    73,809.97/110,732.54 = 23,890.07/x
  3. Step 3: Cross multiply
    73,809.97x = 110,732.54 × 23,890.07
  4. Step 4: Simplify right side
    73,809.97x = 2,645,408,289.26
  5. Step 5: Solve for x
    x = 2,645,408,289.26/73,809.97
  6. Step 6: Final answer
    x = 35,840.80

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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.