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Finding the Fourth Proportional to 185,957.73, 278,773.08 and 73,716.79

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Solution

The fourth proportional to 185,957.73, 278,773.08 and 73,716.79 is: 110,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,957.73 : 278,773.08 = 73,716.79 : x
  2. Step 2: Convert to fraction form
    185,957.73/278,773.08 = 73,716.79/x
  3. Step 3: Cross multiply
    185,957.73x = 278,773.08 × 73,716.79
  4. Step 4: Simplify right side
    185,957.73x = 20,550,255,899.08
  5. Step 5: Solve for x
    x = 20,550,255,899.08/185,957.73
  6. Step 6: Final answer
    x = 110,510.36

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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.