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Finding the Fourth Proportional to 187,792.56, 281,731.77 and 63,133.56

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Solution

The fourth proportional to 187,792.56, 281,731.77 and 63,133.56 is: 94,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,792.56 : 281,731.77 = 63,133.56 : x
  2. Step 2: Convert to fraction form
    187,792.56/281,731.77 = 63,133.56/x
  3. Step 3: Cross multiply
    187,792.56x = 281,731.77 × 63,133.56
  4. Step 4: Simplify right side
    187,792.56x = 17,786,729,605.20
  5. Step 5: Solve for x
    x = 17,786,729,605.20/187,792.56
  6. Step 6: Final answer
    x = 94,714.77

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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.