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Finding the Fourth Proportional to 183,638.74, 275,504.43 and 88,914.31

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Solution

The fourth proportional to 183,638.74, 275,504.43 and 88,914.31 is: 133,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,638.74 : 275,504.43 = 88,914.31 : x
  2. Step 2: Convert to fraction form
    183,638.74/275,504.43 = 88,914.31/x
  3. Step 3: Cross multiply
    183,638.74x = 275,504.43 × 88,914.31
  4. Step 4: Simplify right side
    183,638.74x = 24,496,286,295.39
  5. Step 5: Solve for x
    x = 24,496,286,295.39/183,638.74
  6. Step 6: Final answer
    x = 133,393.89

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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.