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Finding the Fourth Proportional to 183,714.28, 275,500.57 and 71,379.71

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Solution

The fourth proportional to 183,714.28, 275,500.57 and 71,379.71 is: 107,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,714.28 : 275,500.57 = 71,379.71 : x
  2. Step 2: Convert to fraction form
    183,714.28/275,500.57 = 71,379.71/x
  3. Step 3: Cross multiply
    183,714.28x = 275,500.57 × 71,379.71
  4. Step 4: Simplify right side
    183,714.28x = 19,665,149,426.85
  5. Step 5: Solve for x
    x = 19,665,149,426.85/183,714.28
  6. Step 6: Final answer
    x = 107,042.03

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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.