Home / 187,992.44-259,446.20-103,126.04

Finding the Fourth Proportional to 187,992.44, 259,446.20 and 103,126.04

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Solution

The fourth proportional to 187,992.44, 259,446.20 and 103,126.04 is: 142,323.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,992.44 : 259,446.20 = 103,126.04 : x
  2. Step 2: Convert to fraction form
    187,992.44/259,446.20 = 103,126.04/x
  3. Step 3: Cross multiply
    187,992.44x = 259,446.20 × 103,126.04
  4. Step 4: Simplify right side
    187,992.44x = 26,755,659,199.05
  5. Step 5: Solve for x
    x = 26,755,659,199.05/187,992.44
  6. Step 6: Final answer
    x = 142,323.06

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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.