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Finding the Fourth Proportional to 54,092, 81,150.96 and 17,156

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Solution

The fourth proportional to 54,092, 81,150.96 and 17,156 is: 25,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,092 : 81,150.96 = 17,156 : x
  2. Step 2: Convert to fraction form
    54,092/81,150.96 = 17,156/x
  3. Step 3: Cross multiply
    54,092x = 81,150.96 × 17,156
  4. Step 4: Simplify right side
    54,092x = 1,392,225,869.76
  5. Step 5: Solve for x
    x = 1,392,225,869.76/54,092
  6. Step 6: Final answer
    x = 25,738.11

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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.