Home / 187,938.82-281,922.06-54,822.62

Finding the Fourth Proportional to 187,938.82, 281,922.06 and 54,822.62

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Solution

The fourth proportional to 187,938.82, 281,922.06 and 54,822.62 is: 82,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,938.82 : 281,922.06 = 54,822.62 : x
  2. Step 2: Convert to fraction form
    187,938.82/281,922.06 = 54,822.62/x
  3. Step 3: Cross multiply
    187,938.82x = 281,922.06 × 54,822.62
  4. Step 4: Simplify right side
    187,938.82x = 15,455,704,281.27
  5. Step 5: Solve for x
    x = 15,455,704,281.27/187,938.82
  6. Step 6: Final answer
    x = 82,237.96

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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.