Home / 68,272.88-102,338.96-26,141.45

Finding the Fourth Proportional to 68,272.88, 102,338.96 and 26,141.45

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Solution

The fourth proportional to 68,272.88, 102,338.96 and 26,141.45 is: 39,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,272.88 : 102,338.96 = 26,141.45 : x
  2. Step 2: Convert to fraction form
    68,272.88/102,338.96 = 26,141.45/x
  3. Step 3: Cross multiply
    68,272.88x = 102,338.96 × 26,141.45
  4. Step 4: Simplify right side
    68,272.88x = 2,675,288,163.49
  5. Step 5: Solve for x
    x = 2,675,288,163.49/68,272.88
  6. Step 6: Final answer
    x = 39,185.23

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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.