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Finding the Fourth Proportional to 151,676.94, 227,418.20 and 62,991.66

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Solution

The fourth proportional to 151,676.94, 227,418.20 and 62,991.66 is: 94,447.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,676.94 : 227,418.20 = 62,991.66 : x
  2. Step 2: Convert to fraction form
    151,676.94/227,418.20 = 62,991.66/x
  3. Step 3: Cross multiply
    151,676.94x = 227,418.20 × 62,991.66
  4. Step 4: Simplify right side
    151,676.94x = 14,325,449,932.21
  5. Step 5: Solve for x
    x = 14,325,449,932.21/151,676.94
  6. Step 6: Final answer
    x = 94,447.12

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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.