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Finding the Fourth Proportional to 183,676.52, 275,514.78 and 72,868.52

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Solution

The fourth proportional to 183,676.52, 275,514.78 and 72,868.52 is: 109,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,676.52 : 275,514.78 = 72,868.52 : x
  2. Step 2: Convert to fraction form
    183,676.52/275,514.78 = 72,868.52/x
  3. Step 3: Cross multiply
    183,676.52x = 275,514.78 × 72,868.52
  4. Step 4: Simplify right side
    183,676.52x = 20,076,354,256.73
  5. Step 5: Solve for x
    x = 20,076,354,256.73/183,676.52
  6. Step 6: Final answer
    x = 109,302.78

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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.