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Finding the Fourth Proportional to 104,891.98, 144,745.90 and 59,563.98

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Solution

The fourth proportional to 104,891.98, 144,745.90 and 59,563.98 is: 82,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,891.98 : 144,745.90 = 59,563.98 : x
  2. Step 2: Convert to fraction form
    104,891.98/144,745.90 = 59,563.98/x
  3. Step 3: Cross multiply
    104,891.98x = 144,745.90 × 59,563.98
  4. Step 4: Simplify right side
    104,891.98x = 8,621,641,892.68
  5. Step 5: Solve for x
    x = 8,621,641,892.68/104,891.98
  6. Step 6: Final answer
    x = 82,195.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.