Home / 187,828.44-281,788.56-54,706.56

Finding the Fourth Proportional to 187,828.44, 281,788.56 and 54,706.56

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Solution

The fourth proportional to 187,828.44, 281,788.56 and 54,706.56 is: 82,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,828.44 : 281,788.56 = 54,706.56 : x
  2. Step 2: Convert to fraction form
    187,828.44/281,788.56 = 54,706.56/x
  3. Step 3: Cross multiply
    187,828.44x = 281,788.56 × 54,706.56
  4. Step 4: Simplify right side
    187,828.44x = 15,415,682,764.95
  5. Step 5: Solve for x
    x = 15,415,682,764.95/187,828.44
  6. Step 6: Final answer
    x = 82,073.21

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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.