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Finding the Fourth Proportional to 92,662.41, 127,806.62 and 58,676.43

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Solution

The fourth proportional to 92,662.41, 127,806.62 and 58,676.43 is: 80,930.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,662.41 : 127,806.62 = 58,676.43 : x
  2. Step 2: Convert to fraction form
    92,662.41/127,806.62 = 58,676.43/x
  3. Step 3: Cross multiply
    92,662.41x = 127,806.62 × 58,676.43
  4. Step 4: Simplify right side
    92,662.41x = 7,499,235,898.58
  5. Step 5: Solve for x
    x = 7,499,235,898.58/92,662.41
  6. Step 6: Final answer
    x = 80,930.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.