Home / 68,008.05-102,012.08-41,396.85

Finding the Fourth Proportional to 68,008.05, 102,012.08 and 41,396.85

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Solution

The fourth proportional to 68,008.05, 102,012.08 and 41,396.85 is: 62,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,008.05 : 102,012.08 = 41,396.85 : x
  2. Step 2: Convert to fraction form
    68,008.05/102,012.08 = 41,396.85/x
  3. Step 3: Cross multiply
    68,008.05x = 102,012.08 × 41,396.85
  4. Step 4: Simplify right side
    68,008.05x = 4,222,978,566.96
  5. Step 5: Solve for x
    x = 4,222,978,566.96/68,008.05
  6. Step 6: Final answer
    x = 62,095.28

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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.