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Finding the Fourth Proportional to 183,873.26, 275,827.80 and 71,562.60

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Solution

The fourth proportional to 183,873.26, 275,827.80 and 71,562.60 is: 107,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,873.26 : 275,827.80 = 71,562.60 : x
  2. Step 2: Convert to fraction form
    183,873.26/275,827.80 = 71,562.60/x
  3. Step 3: Cross multiply
    183,873.26x = 275,827.80 × 71,562.60
  4. Step 4: Simplify right side
    183,873.26x = 19,738,954,520.28
  5. Step 5: Solve for x
    x = 19,738,954,520.28/183,873.26
  6. Step 6: Final answer
    x = 107,350.87

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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.