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Finding the Fourth Proportional to 92,404.65, 138,610.44 and 41,794.05

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Solution

The fourth proportional to 92,404.65, 138,610.44 and 41,794.05 is: 62,692.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,404.65 : 138,610.44 = 41,794.05 : x
  2. Step 2: Convert to fraction form
    92,404.65/138,610.44 = 41,794.05/x
  3. Step 3: Cross multiply
    92,404.65x = 138,610.44 × 41,794.05
  4. Step 4: Simplify right side
    92,404.65x = 5,793,091,659.88
  5. Step 5: Solve for x
    x = 5,793,091,659.88/92,404.65
  6. Step 6: Final answer
    x = 62,692.64

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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.