Home / 68,520.08-102,791.85-23,539.29

Finding the Fourth Proportional to 68,520.08, 102,791.85 and 23,539.29

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Solution

The fourth proportional to 68,520.08, 102,791.85 and 23,539.29 is: 35,312.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,520.08 : 102,791.85 = 23,539.29 : x
  2. Step 2: Convert to fraction form
    68,520.08/102,791.85 = 23,539.29/x
  3. Step 3: Cross multiply
    68,520.08x = 102,791.85 × 23,539.29
  4. Step 4: Simplify right side
    68,520.08x = 2,419,647,166.79
  5. Step 5: Solve for x
    x = 2,419,647,166.79/68,520.08
  6. Step 6: Final answer
    x = 35,312.97

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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.