Home / 187,816.73-259,185.62-102,933.59

Finding the Fourth Proportional to 187,816.73, 259,185.62 and 102,933.59

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Solution

The fourth proportional to 187,816.73, 259,185.62 and 102,933.59 is: 142,047.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,816.73 : 259,185.62 = 102,933.59 : x
  2. Step 2: Convert to fraction form
    187,816.73/259,185.62 = 102,933.59/x
  3. Step 3: Cross multiply
    187,816.73x = 259,185.62 × 102,933.59
  4. Step 4: Simplify right side
    187,816.73x = 26,678,905,304.38
  5. Step 5: Solve for x
    x = 26,678,905,304.38/187,816.73
  6. Step 6: Final answer
    x = 142,047.55

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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.