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Finding the Fourth Proportional to 73,253.36, 109,843.64 and 23,326.94

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Solution

The fourth proportional to 73,253.36, 109,843.64 and 23,326.94 is: 34,978.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,253.36 : 109,843.64 = 23,326.94 : x
  2. Step 2: Convert to fraction form
    73,253.36/109,843.64 = 23,326.94/x
  3. Step 3: Cross multiply
    73,253.36x = 109,843.64 × 23,326.94
  4. Step 4: Simplify right side
    73,253.36x = 2,562,315,999.66
  5. Step 5: Solve for x
    x = 2,562,315,999.66/73,253.36
  6. Step 6: Final answer
    x = 34,978.82

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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.