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Finding the Fourth Proportional to 54,796.60, 82,227.30 and 36,130.60

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Solution

The fourth proportional to 54,796.60, 82,227.30 and 36,130.60 is: 54,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,796.60 : 82,227.30 = 36,130.60 : x
  2. Step 2: Convert to fraction form
    54,796.60/82,227.30 = 36,130.60/x
  3. Step 3: Cross multiply
    54,796.60x = 82,227.30 × 36,130.60
  4. Step 4: Simplify right side
    54,796.60x = 2,970,921,685.38
  5. Step 5: Solve for x
    x = 2,970,921,685.38/54,796.60
  6. Step 6: Final answer
    x = 54,217.26

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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.