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Finding the Fourth Proportional to 183,603.33, 275,375.84 and 71,334.90

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Solution

The fourth proportional to 183,603.33, 275,375.84 and 71,334.90 is: 106,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,603.33 : 275,375.84 = 71,334.90 : x
  2. Step 2: Convert to fraction form
    183,603.33/275,375.84 = 71,334.90/x
  3. Step 3: Cross multiply
    183,603.33x = 275,375.84 × 71,334.90
  4. Step 4: Simplify right side
    183,603.33x = 19,643,907,652.14
  5. Step 5: Solve for x
    x = 19,643,907,652.14/183,603.33
  6. Step 6: Final answer
    x = 106,991.02

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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.