Home / 187,589.44-281,535.89-145,369.41

Finding the Fourth Proportional to 187,589.44, 281,535.89 and 145,369.41

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Solution

The fourth proportional to 187,589.44, 281,535.89 and 145,369.41 is: 218,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,589.44 : 281,535.89 = 145,369.41 : x
  2. Step 2: Convert to fraction form
    187,589.44/281,535.89 = 145,369.41/x
  3. Step 3: Cross multiply
    187,589.44x = 281,535.89 × 145,369.41
  4. Step 4: Simplify right side
    187,589.44x = 40,926,704,440.52
  5. Step 5: Solve for x
    x = 40,926,704,440.52/187,589.44
  6. Step 6: Final answer
    x = 218,171.68

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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.