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Finding the Fourth Proportional to 61,481.96, 92,090.46 and 41,651.72

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Solution

The fourth proportional to 61,481.96, 92,090.46 and 41,651.72 is: 62,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,481.96 : 92,090.46 = 41,651.72 : x
  2. Step 2: Convert to fraction form
    61,481.96/92,090.46 = 41,651.72/x
  3. Step 3: Cross multiply
    61,481.96x = 92,090.46 × 41,651.72
  4. Step 4: Simplify right side
    61,481.96x = 3,835,726,054.59
  5. Step 5: Solve for x
    x = 3,835,726,054.59/61,481.96
  6. Step 6: Final answer
    x = 62,387.83

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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.