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Finding the Fourth Proportional to 67,228.45, 100,796.00 and 29,768.11

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Solution

The fourth proportional to 67,228.45, 100,796.00 and 29,768.11 is: 44,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,228.45 : 100,796.00 = 29,768.11 : x
  2. Step 2: Convert to fraction form
    67,228.45/100,796.00 = 29,768.11/x
  3. Step 3: Cross multiply
    67,228.45x = 100,796.00 × 29,768.11
  4. Step 4: Simplify right side
    67,228.45x = 3,000,506,014.73
  5. Step 5: Solve for x
    x = 3,000,506,014.73/67,228.45
  6. Step 6: Final answer
    x = 44,631.49

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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.