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Finding the Fourth Proportional to 227,994, 341,991.12 and 61,782

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Solution

The fourth proportional to 227,994, 341,991.12 and 61,782 is: 92,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,994 : 341,991.12 = 61,782 : x
  2. Step 2: Convert to fraction form
    227,994/341,991.12 = 61,782/x
  3. Step 3: Cross multiply
    227,994x = 341,991.12 × 61,782
  4. Step 4: Simplify right side
    227,994x = 21,128,895,375.84
  5. Step 5: Solve for x
    x = 21,128,895,375.84/227,994
  6. Step 6: Final answer
    x = 92,673.03

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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.