Home / 187,364.06-258,568.56-102,481.12

Finding the Fourth Proportional to 187,364.06, 258,568.56 and 102,481.12

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Solution

The fourth proportional to 187,364.06, 258,568.56 and 102,481.12 is: 141,427.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,364.06 : 258,568.56 = 102,481.12 : x
  2. Step 2: Convert to fraction form
    187,364.06/258,568.56 = 102,481.12/x
  3. Step 3: Cross multiply
    187,364.06x = 258,568.56 × 102,481.12
  4. Step 4: Simplify right side
    187,364.06x = 26,498,395,625.59
  5. Step 5: Solve for x
    x = 26,498,395,625.59/187,364.06
  6. Step 6: Final answer
    x = 141,427.31

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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.