Home / 275,370.83-413,058.06-75,712.31

Finding the Fourth Proportional to 275,370.83, 413,058.06 and 75,712.31

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Solution

The fourth proportional to 275,370.83, 413,058.06 and 75,712.31 is: 113,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,370.83 : 413,058.06 = 75,712.31 : x
  2. Step 2: Convert to fraction form
    275,370.83/413,058.06 = 75,712.31/x
  3. Step 3: Cross multiply
    275,370.83x = 413,058.06 × 75,712.31
  4. Step 4: Simplify right side
    275,370.83x = 31,273,577,821.43
  5. Step 5: Solve for x
    x = 31,273,577,821.43/275,370.83
  6. Step 6: Final answer
    x = 113,568.96

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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.