Home / 187,571.24-258,872.94-106,980.29

Finding the Fourth Proportional to 187,571.24, 258,872.94 and 106,980.29

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Solution

The fourth proportional to 187,571.24, 258,872.94 and 106,980.29 is: 147,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,571.24 : 258,872.94 = 106,980.29 : x
  2. Step 2: Convert to fraction form
    187,571.24/258,872.94 = 106,980.29/x
  3. Step 3: Cross multiply
    187,571.24x = 258,872.94 × 106,980.29
  4. Step 4: Simplify right side
    187,571.24x = 27,694,302,194.35
  5. Step 5: Solve for x
    x = 27,694,302,194.35/187,571.24
  6. Step 6: Final answer
    x = 147,646.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.