Home / 187,747.44-259,081.56-107,171.76

Finding the Fourth Proportional to 187,747.44, 259,081.56 and 107,171.76

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Solution

The fourth proportional to 187,747.44, 259,081.56 and 107,171.76 is: 147,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,747.44 : 259,081.56 = 107,171.76 : x
  2. Step 2: Convert to fraction form
    187,747.44/259,081.56 = 107,171.76/x
  3. Step 3: Cross multiply
    187,747.44x = 259,081.56 × 107,171.76
  4. Step 4: Simplify right side
    187,747.44x = 27,766,226,768.75
  5. Step 5: Solve for x
    x = 27,766,226,768.75/187,747.44
  6. Step 6: Final answer
    x = 147,891.37

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1.5x scale

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.