Home / 54,245.16-81,376.52-16,796.43

Finding the Fourth Proportional to 54,245.16, 81,376.52 and 16,796.43

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Solution

The fourth proportional to 54,245.16, 81,376.52 and 16,796.43 is: 25,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,245.16 : 81,376.52 = 16,796.43 : x
  2. Step 2: Convert to fraction form
    54,245.16/81,376.52 = 16,796.43/x
  3. Step 3: Cross multiply
    54,245.16x = 81,376.52 × 16,796.43
  4. Step 4: Simplify right side
    54,245.16x = 1,366,834,937.84
  5. Step 5: Solve for x
    x = 1,366,834,937.84/54,245.16
  6. Step 6: Final answer
    x = 25,197.36

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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.