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Finding the Fourth Proportional to 275,363.04, 413,065.08 and 107,021.28

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Solution

The fourth proportional to 275,363.04, 413,065.08 and 107,021.28 is: 160,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,363.04 : 413,065.08 = 107,021.28 : x
  2. Step 2: Convert to fraction form
    275,363.04/413,065.08 = 107,021.28/x
  3. Step 3: Cross multiply
    275,363.04x = 413,065.08 × 107,021.28
  4. Step 4: Simplify right side
    275,363.04x = 44,206,753,584.90
  5. Step 5: Solve for x
    x = 44,206,753,584.90/275,363.04
  6. Step 6: Final answer
    x = 160,539.90

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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.