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Finding the Fourth Proportional to 54,062, 81,093.04 and 17,126

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Solution

The fourth proportional to 54,062, 81,093.04 and 17,126 is: 25,689.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,062 : 81,093.04 = 17,126 : x
  2. Step 2: Convert to fraction form
    54,062/81,093.04 = 17,126/x
  3. Step 3: Cross multiply
    54,062x = 81,093.04 × 17,126
  4. Step 4: Simplify right side
    54,062x = 1,388,799,403.04
  5. Step 5: Solve for x
    x = 1,388,799,403.04/54,062
  6. Step 6: Final answer
    x = 25,689.01

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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.