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Finding the Fourth Proportional to 54,046, 81,069.36 and 17,110

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Solution

The fourth proportional to 54,046, 81,069.36 and 17,110 is: 25,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,046 : 81,069.36 = 17,110 : x
  2. Step 2: Convert to fraction form
    54,046/81,069.36 = 17,110/x
  3. Step 3: Cross multiply
    54,046x = 81,069.36 × 17,110
  4. Step 4: Simplify right side
    54,046x = 1,387,096,749.60
  5. Step 5: Solve for x
    x = 1,387,096,749.60/54,046
  6. Step 6: Final answer
    x = 25,665.11

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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.