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Finding the Fourth Proportional to 134,194.74, 185,179.41 and 73,763.88

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Solution

The fourth proportional to 134,194.74, 185,179.41 and 73,763.88 is: 101,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,194.74 : 185,179.41 = 73,763.88 : x
  2. Step 2: Convert to fraction form
    134,194.74/185,179.41 = 73,763.88/x
  3. Step 3: Cross multiply
    134,194.74x = 185,179.41 × 73,763.88
  4. Step 4: Simplify right side
    134,194.74x = 13,659,551,777.71
  5. Step 5: Solve for x
    x = 13,659,551,777.71/134,194.74
  6. Step 6: Final answer
    x = 101,789.03

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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.