Home / 187,822.14-281,782.20-54,699.44

Finding the Fourth Proportional to 187,822.14, 281,782.20 and 54,699.44

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Solution

The fourth proportional to 187,822.14, 281,782.20 and 54,699.44 is: 82,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,822.14 : 281,782.20 = 54,699.44 : x
  2. Step 2: Convert to fraction form
    187,822.14/281,782.20 = 54,699.44/x
  3. Step 3: Cross multiply
    187,822.14x = 281,782.20 × 54,699.44
  4. Step 4: Simplify right side
    187,822.14x = 15,413,328,541.97
  5. Step 5: Solve for x
    x = 15,413,328,541.97/187,822.14
  6. Step 6: Final answer
    x = 82,063.43

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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.