Home / 75,824.98-104,644.41-41,840.21

Finding the Fourth Proportional to 75,824.98, 104,644.41 and 41,840.21

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Solution

The fourth proportional to 75,824.98, 104,644.41 and 41,840.21 is: 57,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,824.98 : 104,644.41 = 41,840.21 : x
  2. Step 2: Convert to fraction form
    75,824.98/104,644.41 = 41,840.21/x
  3. Step 3: Cross multiply
    75,824.98x = 104,644.41 × 41,840.21
  4. Step 4: Simplify right side
    75,824.98x = 4,378,344,194.44
  5. Step 5: Solve for x
    x = 4,378,344,194.44/75,824.98
  6. Step 6: Final answer
    x = 57,742.77

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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.