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Finding the Fourth Proportional to 54,059.80, 80,895.30 and 36,563.80

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Solution

The fourth proportional to 54,059.80, 80,895.30 and 36,563.80 is: 54,714.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,059.80 : 80,895.30 = 36,563.80 : x
  2. Step 2: Convert to fraction form
    54,059.80/80,895.30 = 36,563.80/x
  3. Step 3: Cross multiply
    54,059.80x = 80,895.30 × 36,563.80
  4. Step 4: Simplify right side
    54,059.80x = 2,957,839,570.14
  5. Step 5: Solve for x
    x = 2,957,839,570.14/54,059.80
  6. Step 6: Final answer
    x = 54,714.22

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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.