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Finding the Fourth Proportional to 183,975.70, 275,963.56 and 57,625.82

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Solution

The fourth proportional to 183,975.70, 275,963.56 and 57,625.82 is: 86,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,975.70 : 275,963.56 = 57,625.82 : x
  2. Step 2: Convert to fraction form
    183,975.70/275,963.56 = 57,625.82/x
  3. Step 3: Cross multiply
    183,975.70x = 275,963.56 × 57,625.82
  4. Step 4: Simplify right side
    183,975.70x = 15,902,626,435.12
  5. Step 5: Solve for x
    x = 15,902,626,435.12/183,975.70
  6. Step 6: Final answer
    x = 86,438.73

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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.