Home / 187,996.52-259,448.39-107,435.95

Finding the Fourth Proportional to 187,996.52, 259,448.39 and 107,435.95

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Solution

The fourth proportional to 187,996.52, 259,448.39 and 107,435.95 is: 148,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,996.52 : 259,448.39 = 107,435.95 : x
  2. Step 2: Convert to fraction form
    187,996.52/259,448.39 = 107,435.95/x
  3. Step 3: Cross multiply
    187,996.52x = 259,448.39 × 107,435.95
  4. Step 4: Simplify right side
    187,996.52x = 27,874,084,255.62
  5. Step 5: Solve for x
    x = 27,874,084,255.62/187,996.52
  6. Step 6: Final answer
    x = 148,269.15

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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.