Home / 187,892.03-281,768.07-75,534.43

Finding the Fourth Proportional to 187,892.03, 281,768.07 and 75,534.43

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Solution

The fourth proportional to 187,892.03, 281,768.07 and 75,534.43 is: 113,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,892.03 : 281,768.07 = 75,534.43 : x
  2. Step 2: Convert to fraction form
    187,892.03/281,768.07 = 75,534.43/x
  3. Step 3: Cross multiply
    187,892.03x = 281,768.07 × 75,534.43
  4. Step 4: Simplify right side
    187,892.03x = 21,283,190,559.65
  5. Step 5: Solve for x
    x = 21,283,190,559.65/187,892.03
  6. Step 6: Final answer
    x = 113,273.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.