Home / 275,550.24-413,270.52-75,819

Finding the Fourth Proportional to 275,550.24, 413,270.52 and 75,819

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Solution

The fourth proportional to 275,550.24, 413,270.52 and 75,819 is: 113,713.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,550.24 : 413,270.52 = 75,819 : x
  2. Step 2: Convert to fraction form
    275,550.24/413,270.52 = 75,819/x
  3. Step 3: Cross multiply
    275,550.24x = 413,270.52 × 75,819
  4. Step 4: Simplify right side
    275,550.24x = 31,333,757,555.88
  5. Step 5: Solve for x
    x = 31,333,757,555.88/275,550.24
  6. Step 6: Final answer
    x = 113,713.41

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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.