Home / 187,659.44-258,964.96-107,085.52

Finding the Fourth Proportional to 187,659.44, 258,964.96 and 107,085.52

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Solution

The fourth proportional to 187,659.44, 258,964.96 and 107,085.52 is: 147,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,659.44 : 258,964.96 = 107,085.52 : x
  2. Step 2: Convert to fraction form
    187,659.44/258,964.96 = 107,085.52/x
  3. Step 3: Cross multiply
    187,659.44x = 258,964.96 × 107,085.52
  4. Step 4: Simplify right side
    187,659.44x = 27,731,397,403.38
  5. Step 5: Solve for x
    x = 27,731,397,403.38/187,659.44
  6. Step 6: Final answer
    x = 147,775.13

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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.