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Finding the Fourth Proportional to 54,773.73, 82,159.74 and 28,104.33

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Solution

The fourth proportional to 54,773.73, 82,159.74 and 28,104.33 is: 42,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,773.73 : 82,159.74 = 28,104.33 : x
  2. Step 2: Convert to fraction form
    54,773.73/82,159.74 = 28,104.33/x
  3. Step 3: Cross multiply
    54,773.73x = 82,159.74 × 28,104.33
  4. Step 4: Simplify right side
    54,773.73x = 2,309,044,445.67
  5. Step 5: Solve for x
    x = 2,309,044,445.67/54,773.73
  6. Step 6: Final answer
    x = 42,156.06

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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.