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Finding the Fourth Proportional to 134,185.92, 185,179.97 and 73,758.09

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Solution

The fourth proportional to 134,185.92, 185,179.97 and 73,758.09 is: 101,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,185.92 : 185,179.97 = 73,758.09 : x
  2. Step 2: Convert to fraction form
    134,185.92/185,179.97 = 73,758.09/x
  3. Step 3: Cross multiply
    134,185.92x = 185,179.97 × 73,758.09
  4. Step 4: Simplify right side
    134,185.92x = 13,658,521,772.28
  5. Step 5: Solve for x
    x = 13,658,521,772.28/134,185.92
  6. Step 6: Final answer
    x = 101,788.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.