Home / 187,626.31-258,919.25-107,052.37

Finding the Fourth Proportional to 187,626.31, 258,919.25 and 107,052.37

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Solution

The fourth proportional to 187,626.31, 258,919.25 and 107,052.37 is: 147,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,626.31 : 258,919.25 = 107,052.37 : x
  2. Step 2: Convert to fraction form
    187,626.31/258,919.25 = 107,052.37/x
  3. Step 3: Cross multiply
    187,626.31x = 258,919.25 × 107,052.37
  4. Step 4: Simplify right side
    187,626.31x = 27,717,918,815.86
  5. Step 5: Solve for x
    x = 27,717,918,815.86/187,626.31
  6. Step 6: Final answer
    x = 147,729.38

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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.