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Finding the Fourth Proportional to 73,282.83, 109,932.30 and 23,351.28

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Solution

The fourth proportional to 73,282.83, 109,932.30 and 23,351.28 is: 35,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,282.83 : 109,932.30 = 23,351.28 : x
  2. Step 2: Convert to fraction form
    73,282.83/109,932.30 = 23,351.28/x
  3. Step 3: Cross multiply
    73,282.83x = 109,932.30 × 23,351.28
  4. Step 4: Simplify right side
    73,282.83x = 2,567,059,918.34
  5. Step 5: Solve for x
    x = 2,567,059,918.34/73,282.83
  6. Step 6: Final answer
    x = 35,029.49

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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.