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Finding the Fourth Proportional to 183,502.42, 275,160.22 and 71,214.85

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Solution

The fourth proportional to 183,502.42, 275,160.22 and 71,214.85 is: 106,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,502.42 : 275,160.22 = 71,214.85 : x
  2. Step 2: Convert to fraction form
    183,502.42/275,160.22 = 71,214.85/x
  3. Step 3: Cross multiply
    183,502.42x = 275,160.22 × 71,214.85
  4. Step 4: Simplify right side
    183,502.42x = 19,595,493,793.27
  5. Step 5: Solve for x
    x = 19,595,493,793.27/183,502.42
  6. Step 6: Final answer
    x = 106,786.02

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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.