Home / 54,157.98-81,169.32-26,072.82

Finding the Fourth Proportional to 54,157.98, 81,169.32 and 26,072.82

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Solution

The fourth proportional to 54,157.98, 81,169.32 and 26,072.82 is: 39,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,157.98 : 81,169.32 = 26,072.82 : x
  2. Step 2: Convert to fraction form
    54,157.98/81,169.32 = 26,072.82/x
  3. Step 3: Cross multiply
    54,157.98x = 81,169.32 × 26,072.82
  4. Step 4: Simplify right side
    54,157.98x = 2,116,313,069.88
  5. Step 5: Solve for x
    x = 2,116,313,069.88/54,157.98
  6. Step 6: Final answer
    x = 39,076.66

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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.