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Finding the Fourth Proportional to 183,381.69, 275,132.45 and 88,622.79

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Solution

The fourth proportional to 183,381.69, 275,132.45 and 88,622.79 is: 132,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,381.69 : 275,132.45 = 88,622.79 : x
  2. Step 2: Convert to fraction form
    183,381.69/275,132.45 = 88,622.79/x
  3. Step 3: Cross multiply
    183,381.69x = 275,132.45 × 88,622.79
  4. Step 4: Simplify right side
    183,381.69x = 24,383,005,338.54
  5. Step 5: Solve for x
    x = 24,383,005,338.54/183,381.69
  6. Step 6: Final answer
    x = 132,963.14

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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.