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Finding the Fourth Proportional to 183,515.25, 275,346.36 and 83,722.44

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Solution

The fourth proportional to 183,515.25, 275,346.36 and 83,722.44 is: 125,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,515.25 : 275,346.36 = 83,722.44 : x
  2. Step 2: Convert to fraction form
    183,515.25/275,346.36 = 83,722.44/x
  3. Step 3: Cross multiply
    183,515.25x = 275,346.36 × 83,722.44
  4. Step 4: Simplify right side
    183,515.25x = 23,052,669,104.32
  5. Step 5: Solve for x
    x = 23,052,669,104.32/183,515.25
  6. Step 6: Final answer
    x = 125,617.18

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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.