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Finding the Fourth Proportional to 116,772, 175,170.95 and 50,218.89

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Solution

The fourth proportional to 116,772, 175,170.95 and 50,218.89 is: 75,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,772 : 175,170.95 = 50,218.89 : x
  2. Step 2: Convert to fraction form
    116,772/175,170.95 = 50,218.89/x
  3. Step 3: Cross multiply
    116,772x = 175,170.95 × 50,218.89
  4. Step 4: Simplify right side
    116,772x = 8,796,890,669.25
  5. Step 5: Solve for x
    x = 8,796,890,669.25/116,772
  6. Step 6: Final answer
    x = 75,333.90

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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.