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Finding the Fourth Proportional to 275,645.28, 413,526.81 and 95,736.27

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Solution

The fourth proportional to 275,645.28, 413,526.81 and 95,736.27 is: 143,624.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,645.28 : 413,526.81 = 95,736.27 : x
  2. Step 2: Convert to fraction form
    275,645.28/413,526.81 = 95,736.27/x
  3. Step 3: Cross multiply
    275,645.28x = 413,526.81 × 95,736.27
  4. Step 4: Simplify right side
    275,645.28x = 39,589,514,334.40
  5. Step 5: Solve for x
    x = 39,589,514,334.40/275,645.28
  6. Step 6: Final answer
    x = 143,624.86

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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.