Home / 68,166.08-102,265.70-23,190.43

Finding the Fourth Proportional to 68,166.08, 102,265.70 and 23,190.43

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Solution

The fourth proportional to 68,166.08, 102,265.70 and 23,190.43 is: 34,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,166.08 : 102,265.70 = 23,190.43 : x
  2. Step 2: Convert to fraction form
    68,166.08/102,265.70 = 23,190.43/x
  3. Step 3: Cross multiply
    68,166.08x = 102,265.70 × 23,190.43
  4. Step 4: Simplify right side
    68,166.08x = 2,371,585,359.56
  5. Step 5: Solve for x
    x = 2,371,585,359.56/68,166.08
  6. Step 6: Final answer
    x = 34,791.28

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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.