Home / 187,837.27-259,214.89-102,954.07

Finding the Fourth Proportional to 187,837.27, 259,214.89 and 102,954.07

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Solution

The fourth proportional to 187,837.27, 259,214.89 and 102,954.07 is: 142,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,837.27 : 259,214.89 = 102,954.07 : x
  2. Step 2: Convert to fraction form
    187,837.27/259,214.89 = 102,954.07/x
  3. Step 3: Cross multiply
    187,837.27x = 259,214.89 × 102,954.07
  4. Step 4: Simplify right side
    187,837.27x = 26,687,227,930.10
  5. Step 5: Solve for x
    x = 26,687,227,930.10/187,837.27
  6. Step 6: Final answer
    x = 142,076.32

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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.