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Finding the Fourth Proportional to 275,820.26, 413,797.08 and 95,879.72

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Solution

The fourth proportional to 275,820.26, 413,797.08 and 95,879.72 is: 143,842.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,820.26 : 413,797.08 = 95,879.72 : x
  2. Step 2: Convert to fraction form
    275,820.26/413,797.08 = 95,879.72/x
  3. Step 3: Cross multiply
    275,820.26x = 413,797.08 × 95,879.72
  4. Step 4: Simplify right side
    275,820.26x = 39,674,748,167.22
  5. Step 5: Solve for x
    x = 39,674,748,167.22/275,820.26
  6. Step 6: Final answer
    x = 143,842.76

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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.