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Finding the Fourth Proportional to 73,351.44, 110,033.28 and 23,438.64

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Solution

The fourth proportional to 73,351.44, 110,033.28 and 23,438.64 is: 35,159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,351.44 : 110,033.28 = 23,438.64 : x
  2. Step 2: Convert to fraction form
    73,351.44/110,033.28 = 23,438.64/x
  3. Step 3: Cross multiply
    73,351.44x = 110,033.28 × 23,438.64
  4. Step 4: Simplify right side
    73,351.44x = 2,579,030,437.94
  5. Step 5: Solve for x
    x = 2,579,030,437.94/73,351.44
  6. Step 6: Final answer
    x = 35,159.92

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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.