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Finding the Fourth Proportional to 183,123.63, 274,648.46 and 127,469.97

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Solution

The fourth proportional to 183,123.63, 274,648.46 and 127,469.97 is: 191,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,123.63 : 274,648.46 = 127,469.97 : x
  2. Step 2: Convert to fraction form
    183,123.63/274,648.46 = 127,469.97/x
  3. Step 3: Cross multiply
    183,123.63x = 274,648.46 × 127,469.97
  4. Step 4: Simplify right side
    183,123.63x = 35,009,430,319.40
  5. Step 5: Solve for x
    x = 35,009,430,319.40/183,123.63
  6. Step 6: Final answer
    x = 191,179.21

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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.