Home / 187,732.25-281,484.82-73,743.59

Finding the Fourth Proportional to 187,732.25, 281,484.82 and 73,743.59

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Solution

The fourth proportional to 187,732.25, 281,484.82 and 73,743.59 is: 110,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,732.25 : 281,484.82 = 73,743.59 : x
  2. Step 2: Convert to fraction form
    187,732.25/281,484.82 = 73,743.59/x
  3. Step 3: Cross multiply
    187,732.25x = 281,484.82 × 73,743.59
  4. Step 4: Simplify right side
    187,732.25x = 20,757,701,953.20
  5. Step 5: Solve for x
    x = 20,757,701,953.20/187,732.25
  6. Step 6: Final answer
    x = 110,570.78

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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.